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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/titripur_packaging_titripur_packaging-ALL_ee03ccfc-0b57-467b-bee4-b82a23c2018f.jpg?v=1756994831</image:loc>
      <image:title>SODIO HIDROXIDO SOL. 0,5 N</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109884</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/titrisol_ampoule_titrisol_ampoule-ALL_7dcc0436-6245-44f0-bbdf-973fb491da23.jpg?v=1756994830</image:loc>
      <image:title>TAMPON CONCENTRADO PH 4</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108180</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/plasticbottle_kg_plasticbottle_kg-ALL.jpg?v=1756994829</image:loc>
      <image:title>ACIDO 2-TIOBARBITURICO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109887</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/titrisol_ampoule_titrisol_ampoule-ALL_7dd978df-9437-43bb-9d2d-50767b96877a.jpg?v=1756994829</image:loc>
      <image:title>TAMPON CONCENTRADO PH 7</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109987</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/titrisol_ampoule_titrisol_ampoule-ALL_37ecd932-51c1-4ad8-b889-910446baadf9.jpg?v=1756994829</image:loc>
      <image:title>COBRE PATRON 1000 MG CU</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109623</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_9692f645-e87d-49af-a74f-f19fa5a39ef4.jpg?v=1756994828</image:loc>
      <image:title>ETILO ACETATO P.A.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109092</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_ca2f69f3-e2c4-4e55-8bdf-6340bee5d511.jpg?v=1756994828</image:loc>
      <image:title>CERIO (IV) SULFATO SOL. 0,1 N</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101830</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_6c57cb32-74c7-4569-a7aa-da7c06748a7d.jpg?v=1756994827</image:loc>
      <image:title>ACIDO ACETICO GLACIAL 100%</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/102445</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_44d18d90-d209-4fe6-9388-39f8b3a2617f.jpg?v=1756994827</image:loc>
      <image:title>CLOROFORMO P.A</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109531</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/mcolorphast_products_a9373_mcolorphast_products_a9373-ALL_2eb01a8b-ee94-4a96-9aa3-24e7f7870162.jpg?v=1772532438</image:loc>
      <image:title>TIRAS INDICADORAS pH 0-6,0</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114541</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_a7f0604b-cfc9-4af2-8a15-af19ce761c2d.jpg?v=1756994826</image:loc>
      <image:title>TEST CUBETAS DQO 25-1500 MG/L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100181</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_303375b8-36e6-451a-b882-f59a82915f9e.jpg?v=1756994826</image:loc>
      <image:title>OXIDASA BACTIDENT®</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114555</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_4004dad3-871d-4984-9213-e58645aa0839.jpg?v=1756994825</image:loc>
      <image:title>TEST CUBETAS DQO 500-10000 MG/L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/106035</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_d5f8bde8-b796-4705-8727-453154eeff0e.jpg?v=1756994825</image:loc>
      <image:title>METANOL HIPERGRADO LC-MS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114563</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_796073f0-9c92-4114-804f-7c2884025826.jpg?v=1756994825</image:loc>
      <image:title>TEST EN CUBETAS NITRATO 0.5 - 25.0 mg/L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109065</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_811c9056-12cd-41d1-a86e-ea999f7e05ee.jpg?v=1756994824</image:loc>
      <image:title>ACIDO PERCLORICO 0,1N EN ACIDO ACETICO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100063</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_b8e1efb3-b17b-42bd-9428-5dcbb9457937.jpg?v=1756994824</image:loc>
      <image:title>ACIDO ACETICO GLACIAL 100%</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/188015</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_11f5b5e0-4e4f-4f01-b2cd-8ab5657cb32a.jpg?v=1756994823</image:loc>
      <image:title>DISOLVENTE AQUASTAR</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109974</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_934d42d6-935d-49cf-96a7-b37fe29b4181.jpg?v=1756994823</image:loc>
      <image:title>ACIDO CLORHIDRICO SOLN.0.01N</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/105326</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_be353bff-07f8-4858-8c08-442f7aa2216a.jpg?v=1756994822</image:loc>
      <image:title>LANTANO NITRATO HEXAHIDRATO P.A.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/803646</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_cf50e6c4-7e24-4774-922d-e1e53d65d15d.jpg?v=1756994822</image:loc>
      <image:title>DIISOPROPILAMINA</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109542</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/mcolorphast_products_a9373_mcolorphast_products_a9373-ALL_2eb01a8b-ee94-4a96-9aa3-24e7f7870162.jpg?v=1772532438</image:loc>
      <image:title>TIRAS INDICADORAS pH 4,0-7,0</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109255</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/combicoulomat_combicoulomat-ALL.jpg?v=1772531345</image:loc>
      <image:title>CombiCoulomat FRIT</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109731</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_f622b133-ac8a-4253-9224-5d4b4426592d.jpg?v=1756994820</image:loc>
      <image:title>TETRAHIDROFURANO PARA ANALIS 1 L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109914</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_d0fe54e6-b07f-4171-926c-9d11ffc95966.jpg?v=1756994820</image:loc>
      <image:title>YODURO-YODATO EN SOL 1/64 N</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/104936</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_b345ef9c-d62a-4719-9b90-332e7be4573b.jpg?v=1756994820</image:loc>
      <image:title>POTASIO CLORURO P.A. EMSURE 250 G</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110011</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_e43cf1b8-08cc-4f04-9811-c5d79695a9f5.jpg?v=1756994819</image:loc>
      <image:title>TEST PEROXIDOS 0,5-25 MG/L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/111885</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_7f0bcb1a-2ce5-451c-a82d-351229f034c2.jpg?v=1756994819</image:loc>
      <image:title>GRAM-COLOR EQUIPO DE TINCION</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/102047</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/Emsure_salts_Emsure_salts-ALL_1.jpg?v=1761325275</image:loc>
      <image:title>CALCIO HIDROXIDO P.A. EMSURE</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/841799</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_6ed76651-ed1b-4749-8f38-1507e80b755b.jpg?v=1756994818</image:loc>
      <image:title>CALCIO HIPOCLORITO PARA SINTESIS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/104873</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_abb4d215-1e86-4dba-9b98-222a2be4136e.jpg?v=1756994818</image:loc>
      <image:title>POTASIO DIHIDROGENOFOSFATO P.A.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109990</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_b9cc1715-3440-4256-9b46-1bdf7596cb06.jpg?v=1756994817</image:loc>
      <image:title>PLATA NITRATO SOL. 0,1 N TITRISOL</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109956</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_8de64a23-7707-499e-b182-7982f1cb7a39.jpg?v=1756994817</image:loc>
      <image:title>HIDROXIDO DE SODIO 1 N</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/105153</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_ac9aee57-e790-4e93-bbcb-ce117cfaedb8.jpg?v=1756994816</image:loc>
      <image:title>POTASIO SULFATO P.A.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101384</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_4375765d-2afe-4ae4-b825-d16cf24522f8.jpg?v=1756994816</image:loc>
      <image:title>AZUL DE CRESILO BRILLANTE EN SOL.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109057</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_22524005-8f58-4662-b2e7-691462de8a82.jpg?v=1756994815</image:loc>
      <image:title>ACIDO CLORHIDRICO 1N TITRIPUR</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/104367</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_adfba4a1-8361-43e4-9d58-21ac648082a8.jpg?v=1756994815</image:loc>
      <image:title>N-HEXANO P.A. EMSURE ACS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/107024</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_e0958745-b6b8-4a15-9b06-d138f707d4a8.jpg?v=1756994814</image:loc>
      <image:title>CLOROFORMO P.A. EMPARTA</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/113306</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_2c74b71b-db54-4457-a1f3-7e45e608e19f.jpg?v=1756994814</image:loc>
      <image:title>BACTIDENT COAGULASA</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/105463</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_949b616d-1f2e-4ac9-994a-d16cdf254c8d.jpg?v=1756994814</image:loc>
      <image:title>AGAR PLATE COUNT</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109584</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/mcolorphast_products_a9373_mcolorphast_products_a9373-ALL_2eb01a8b-ee94-4a96-9aa3-24e7f7870162.jpg?v=1772532438</image:loc>
      <image:title>TIRAS INDICADORAS pH 2-9</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/106346</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_08a6e0cd-e06c-4fe8-a5f5-7bc409759f55.jpg?v=1756994813</image:loc>
      <image:title>SODIO DIHIDROGENOFOSFATO XH2O P.A.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109992</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_340a4449-c517-48bc-81df-c696070f1594.jpg?v=1756994813</image:loc>
      <image:title>TITRIPLEX III EN SOL. 0,1 M</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100042</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_b40ee299-28cf-47cd-872d-09bd40dead5b.jpg?v=1756994812</image:loc>
      <image:title>ANHIDRIDO ACETICO P.A. EMSURE</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110001</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_1a1e82d1-9e4b-4f04-8676-693da05ec6d6.jpg?v=1756994812</image:loc>
      <image:title>TEST ACIDO PERACETICO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100497</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_ba502527-6533-4648-98ea-9beb76a8a810.jpg?v=1756994811</image:loc>
      <image:title>AFB-COLOR MODIFICADO KIT DE TINCION</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/117924</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_81b5efdd-0896-427f-9315-557a1c20785d.jpg?v=1756994811</image:loc>
      <image:title>TEST CLORO METODO COLORIMETRICO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/106580</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_2fb528e8-041d-4118-b31b-b91872f7d3db.jpg?v=1756994811</image:loc>
      <image:title>DI-SODIO HIDROGENOFOSFATO DIHIDRATO P.A.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114897</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_e8098666-d208-47b4-b8e4-c0584e54c494.jpg?v=1756994810</image:loc>
      <image:title>TEST CLORUROS 2.5 - 250 MG/L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100961</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_aafacd6f-ebcf-4707-bad4-f430fd04ea22.jpg?v=1756994809</image:loc>
      <image:title>TEST EN CUBETAS DUREZA TOTAL 25 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109961</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_6b1ca2c8-7853-44c5-bdbb-f8b766ba30d8.jpg?v=1756994809</image:loc>
      <image:title>SODIO HIDROXIDO SOL. 0,01N</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/105458</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_de41f5cc-f3aa-45ee-bad1-2d39b4c570f1.jpg?v=1756994809</image:loc>
      <image:title>AGAR CASO AGAR TRIPTICASA SOYA</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/106392</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_988284d1-5161-421f-bf06-764ba837f55a.jpg?v=1756994808</image:loc>
      <image:title>SODIO CARBONATO ANHIDRO P.A.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109439</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_af9060c3-ab42-4586-b86a-df982c8b20cf.jpg?v=1756994808</image:loc>
      <image:title>TAMPON PH 7.00 CERTIPUR</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109033</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_2a88f873-d0a3-4c26-ab65-4335fa6bc0ac.jpg?v=1756994808</image:loc>
      <image:title>REACTIVO DE SCHIFF PARA MICROSCOPIA</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100807</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_7dcdf7c3-0247-474d-8553-d5d25852d0a9.jpg?v=1756994807</image:loc>
      <image:title>ÁACIDO TRICLOROACÉTICO P.A.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/102136</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_c723ae15-3bb3-4c83-9b94-3debc77112fb.jpg?v=1756994806</image:loc>
      <image:title>ENVIROCHECK CONTACT C (COLIFORMES TOTALE</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101116</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_511b432a-57a5-45a0-a707-2d9e915b634f.jpg?v=1756994806</image:loc>
      <image:title>AMONIO ACETATO P.A.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/822283</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_a895691d-9ff5-42b1-a7e0-ebc024a923d0.jpg?v=1756994805</image:loc>
      <image:title>METANOL EMPLURA</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109261</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_9fb8ea89-329d-45eb-a328-f761f93d4b51.jpg?v=1756994805</image:loc>
      <image:title>LUGOL SOLUCION</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/146231</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_c70bcdca-c292-4052-becb-b29db728dba8.jpg?v=1756994804</image:loc>
      <image:title>AGAR DE CONTACTO CASO CON LTHTH - ICR</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/111781</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_fa6c580b-9d50-4ddf-aa26-b82fcf1d2861.jpg?v=1756994804</image:loc>
      <image:title>SUPLEM. ENRIQUECIMIENTO SELECTIVO LISTERIA</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110266</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_5739b6c2-81f8-4d59-957f-ca26e5a42ffe.jpg?v=1756994804</image:loc>
      <image:title>CALDO SULFATO DE LAURILO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109890</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_0c6661da-15dc-4be9-ad1b-3d1b3c06e484.jpg?v=1756994804</image:loc>
      <image:title>TAMPON CONCENTRADO PH 10</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101728</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_d09d77aa-4232-43d3-9ec9-3c2a09022984.jpg?v=1756994803</image:loc>
      <image:title>OSTEOSOFT SOLUCION DESCALCI 1 L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/117920</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_845f039d-f716-4db8-a377-83d329a8678c.jpg?v=1756994803</image:loc>
      <image:title>COMPUESTOS DE AMONIO CUATERNARIO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/117927</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_f322ee85-015f-414b-9e1c-522e20e5eb48.jpg?v=1756994803</image:loc>
      <image:title>TEST ARSENICO TIRAS DE ENSAYO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108446</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_a7bdc09f-0d71-4ac3-a34d-fcb46aa1e20c.jpg?v=1756994802</image:loc>
      <image:title>TITRIPLEX III SOL. 0,01M</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109629</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_5e4edba6-725a-4cd2-8fdd-3d7671b9aa56.jpg?v=1756994802</image:loc>
      <image:title>TERC-BUTANOL P.A. EMSURE</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/115480</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_bfcb30ca-69bd-4466-9bed-9bd9eb15ca38.jpg?v=1756994801</image:loc>
      <image:title>HYAMINE 1622 EN SOLUCION</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101040</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_420f9027-163b-4675-8b88-36787402f3a0.jpg?v=1756994801</image:loc>
      <image:title>2-PROPANOL PARA HPLC</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/105033</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/Emsure_caustics_pellets_Emsure_caustics_pellets-ALL_c7541b4e-d1ba-4964-96ea-9de4bf8f7082.jpg?v=1772534235</image:loc>
      <image:title>POTASIO HIDROXIDO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/106371</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_12f65d48-1c26-4bfe-945e-977fbb3531f6.jpg?v=1756994800</image:loc>
      <image:title>SODIO BOROHIDRURO P.A.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/102038</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_77eed5e8-6d48-45d8-9172-3c3a54d0f6d0.jpg?v=1756994800</image:loc>
      <image:title>CESIO CLORURO P. A. EMSURE 25 G</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/116971</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_84cea95c-9fa3-46c0-a90b-b2882ce6b245.jpg?v=1756994800</image:loc>
      <image:title>TEST NITRATOS METODO REFLECT 50 STRIPS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/111374</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_1f9faac0-4e87-4906-ba81-fe8024890c3d.jpg?v=1756994799</image:loc>
      <image:title>TABLETAS TAMPON PH 6,8 SG WEISE</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109014</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_b607461a-f2f5-4227-ab87-446ca574b279.jpg?v=1756994798</image:loc>
      <image:title>CERA C DE HOECHST MICROPOLVO</image:title>
      <image:caption></image:caption>
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      <image:title>TEST NITRATOS COLORIMETRICO</image:title>
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  <url>
    <loc>https://www.ofquimica.cl/products/100165</loc>
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      <image:title>ACIDO BORICO P.A.</image:title>
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  <url>
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      <image:title>1,3-DIOXOLANO (ESTABILIZADO) PARA SINTES</image:title>
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    </image:image>
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  <url>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_081e082e-9173-4107-bd9e-905c3048537f.jpg?v=1756994796</image:loc>
      <image:title>PLACAS  AGAR DE CONTACTO CASO CON LTH - RT</image:title>
      <image:caption></image:caption>
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  <url>
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      <image:title>TAMPON PH 4.00 CERTIPUR</image:title>
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  <url>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/merck-reactivos-1024x591.jpg?v=1772533442</image:loc>
      <image:title>ETANOL para HPLC</image:title>
      <image:caption></image:caption>
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  </url>
  <url>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_f63f6881-34cf-4fd3-b3b5-a11c8924f6a7.jpg?v=1756994795</image:loc>
      <image:title>SODIO TIOSULFATO SOLN. 0,1N</image:title>
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    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/104003</loc>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/titripur_packaging_titripur_packaging-ALL_1_a7f43169-7110-4a3a-b098-4339369ed79f.jpg?v=1756994795</image:loc>
      <image:title>FORMALDEHIDO SOL.37% P.A.</image:title>
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  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/106018</loc>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/LiChrosolv2_LiChrosolv2-ALL_1_0a7fa62e-5fbb-4fcd-a6b5-ddd5580be36e.jpg?v=1756994794</image:loc>
      <image:title>METANOL PARA CROMATOGRAFIA EN FASE LIQUIDA LV</image:title>
      <image:caption></image:caption>
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  <url>
    <loc>https://www.ofquimica.cl/products/801663</loc>
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    <changefreq>daily</changefreq>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_d17b6d49-b2a4-4ae5-bc03-95d35ca353b5.jpg?v=1756994794</image:loc>
      <image:title>BORO TRIFLUORURO- METANOL (COMPLEJO) P.A.</image:title>
      <image:caption></image:caption>
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  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/188010</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_d6a3d67b-0760-41b0-bdd7-cdc758530e4f.jpg?v=1756994793</image:loc>
      <image:title>TITRANT 5</image:title>
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  <url>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_97174937-9179-4385-bc94-f0066c9e66e5.jpg?v=1756994793</image:loc>
      <image:title>ENTELLAN NUEVO</image:title>
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  <url>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_e12452d8-2bca-4f77-bfc1-dc888f38ad82.jpg?v=1756994793</image:loc>
      <image:title>HIERRO PATRON 1000MG FE</image:title>
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  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109217</loc>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_d0fd114f-9a85-440d-a678-7bf8d58cd76c.jpg?v=1756994792</image:loc>
      <image:title>SAFRANINA SOL.SEGUN GRAM</image:title>
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  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110084</loc>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_8a99492e-e434-45c3-94a5-f701381de601.jpg?v=1756994792</image:loc>
      <image:title>TEST ACIDO PERACETICO COLORIMETRICO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109892</loc>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_f18276d0-cd92-463f-82df-798b24824e0a.jpg?v=1756994792</image:loc>
      <image:title>TAMPON PH 12 EN AMPOLLA</image:title>
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  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109147</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_56f9d690-bc1e-4da2-bfeb-bd31dc3da5f3.jpg?v=1756994791</image:loc>
      <image:title>SODIO TIOSULFATO SOL. 0,1N</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/104874</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_df40f35c-8798-43b6-b8a0-7d488cd765ea.jpg?v=1756994791</image:loc>
      <image:title>POTASIO HIDROGENOFTALATO P.A.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/104391</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/LiChrosolv_LiChrosolv-ALL.jpg?v=1756994791</image:loc>
      <image:title>N-HEXANO PARA HPLC</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100264</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_98b6dd7a-d7ba-424f-9a15-351efcd72fad.jpg?v=1756994790</image:loc>
      <image:title>ACIDO FORMICO 98-100% EMSURE</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/103753</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_9371402f-0135-4a8c-85db-d203f933f250.jpg?v=1756994790</image:loc>
      <image:title>EXTRACTO DE LEVADURA</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/140000</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/titripur_packaging_titripur_packaging-ALL_1.jpg?v=1756994789</image:loc>
      <image:title>EXTRAN MA 05 CONC. SIN FOSFATOS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109541</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/mcolorphast_products_a9373_mcolorphast_products_a9373-ALL_1.jpg?v=1756994789</image:loc>
      <image:title>TIRAS INDICADORAS PH 2,5-4,5</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109973</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/titrisol_ampoule_titrisol_ampoule-ALL.jpg?v=1756994788</image:loc>
      <image:title>ACIDO CLORHIDRICO 0,1N TITRISOL</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100003</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_68e2f366-a489-45ae-ab4c-f1836b071df0.jpg?v=1756994788</image:loc>
      <image:title>ACETONITRILO P.A. EMSURE ACS,REAG. PH E</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100034</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_0e1583c5-2b2d-435f-b50b-1fe25c94d610.jpg?v=1756994786</image:loc>
      <image:title>1,1,2,2-TETRABROMOETANO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100049</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_1e23de52-eaac-4eb3-a47e-7a304c67dc08.jpg?v=1756994786</image:loc>
      <image:title>TEST CALCIO SPECTROQUANT</image:title>
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  <url>
    <loc>https://www.ofquimica.cl/products/100062</loc>
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    <changefreq>daily</changefreq>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_1b7a94e9-c7dc-4708-8950-cc8388e4e48e.jpg?v=1756994785</image:loc>
      <image:title>ACIDO ACTICO 96% P.A.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100066</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_278648dc-5f9f-4d4c-9e53-febad0f32c55.jpg?v=1756994785</image:loc>
      <image:title>ACIDO ACETICO (GLACIAL) 100% SUPRAPUR</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100086</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_8583e35a-2987-46a2-9a06-09f99018653f.jpg?v=1756994784</image:loc>
      <image:title>REACTIVO DEL CLORO CL2-1 (LIQUIDO)</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100087</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_b37d2818-35aa-4309-89c7-bdea9442d4ba.jpg?v=1756994783</image:loc>
      <image:title>REACTIVO DEL CLORO CL2-2 LIQUIDO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100088</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_7bc28325-1ef2-4451-b65d-9376e759b8f8.jpg?v=1756994782</image:loc>
      <image:title>REACTIVO DEL CLORO CL2-3 (LQUIDO)</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100121</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_36de523e-d6a4-41a9-9f5c-03b929804cd0.jpg?v=1756994782</image:loc>
      <image:title>ROJO NUCLEAR EN SOLUCION DE 500 ML</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100126</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_90a0afcd-e071-4460-ac96-52a1b74aa4d5.jpg?v=1756994781</image:loc>
      <image:title>ACIDO L-ASPARTICO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100128</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_8aba52af-5bf5-4cac-ae6c-77022b768ff4.jpg?v=1756994781</image:loc>
      <image:title>ACIDO AURINTRICARBOXILICO, S 10 G</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100163</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_f135c8b1-2759-4bf8-9c4e-14c8efbcbba3.jpg?v=1756994780</image:loc>
      <image:title>DI-BORO TRIOXIDO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100199</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_29971fc0-f21e-49af-b6e6-a5be880b981b.jpg?v=1756994780</image:loc>
      <image:title>PICROFUCSINA EN SOLUCION SEG 500 ML</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100219</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_3d3037d1-154c-4a41-9d6a-2b8c05ba0906.jpg?v=1756994780</image:loc>
      <image:title>ACIDO AMIDOSULFURICO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100229</loc>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_b1515e89-5e30-4270-88fb-9f7b5976c9fd.jpg?v=1756994779</image:loc>
      <image:title>CROMO(VI) OXIDO PARA ANALISIS EMSURE</image:title>
      <image:caption></image:caption>
    </image:image>
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  <url>
    <loc>https://www.ofquimica.cl/products/100246</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_61118230-227e-4fbf-aed3-c36ab282dc08.jpg?v=1756994779</image:loc>
      <image:title>PLATINO COBALTO SOL.PATRON</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100251</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_946e3f31-59fa-4164-b259-58eca483a98a.jpg?v=1756994778</image:loc>
      <image:title>KIT DE PLATEADO DE RETICULINA</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100253</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_20c92b6d-ed9b-401c-8ca6-f06705cc46f0.jpg?v=1756994778</image:loc>
      <image:title>ACIDO FORMICO 89-91% P.A.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100255</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_194d9c84-a090-4eca-b9c7-014fc2b6cc25.jpg?v=1756994778</image:loc>
      <image:title>BARIO DIFENILAMINO-4-SULFONATO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100291</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_7dc512cd-a068-4f13-ae27-ffcc9167abdc.jpg?v=1756994777</image:loc>
      <image:title>ACIDO L-GLUTAMICO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100306</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_1aa92232-50be-4fdb-b20e-938d2febb129.jpg?v=1756994777</image:loc>
      <image:title>ACIDO BROMHIDRICO 47 %</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100307</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_90d30121-40fd-49c7-8aa3-6110874e4b1b.jpg?v=1756994776</image:loc>
      <image:title>ACIDO BROMHIDRICO 47% P.A.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100326</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_980979de-7d53-487d-8dde-7897a757cfcf.jpg?v=1756994776</image:loc>
      <image:title>ACIDO CLORHIDRICO 0,1 N EN ISOPROPANOL</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100335</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_286d4c32-517d-43d5-b302-ec8dd8159282.jpg?v=1756994774</image:loc>
      <image:title>ACIDO FLUORHIDRICO 40% SUPRAPUR</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100341</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_b12edf24-a0c2-43c0-8a18-adfc0d7dddbb.jpg?v=1756994774</image:loc>
      <image:title>ACIDO YODHIDRICO AL 57 %</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100362</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_77c5bc5c-d672-499e-a035-23fb8f7c0c1d.jpg?v=1756994773</image:loc>
      <image:title>KIT DE PLATEADO SEGN VON KOSSA</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100382</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_5000a1c7-ad6a-4993-9866-c559cdd6b3ef.jpg?v=1756994773</image:loc>
      <image:title>ACIDO DL-MALICO 99,5%</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100384</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_b7f972fc-121e-4e26-861e-79993786a1b4.jpg?v=1756994772</image:loc>
      <image:title>SILICAGEL TLC 60G 25 PLACAS DE VIDRIO 20 X 20</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100390</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_fa8e0da7-1d90-47f6-8cc5-61b82784208c.jpg?v=1756994771</image:loc>
      <image:title>TLC SILICAGEL 60G F254</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100400</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_d3be8463-d57d-48aa-9b53-fe538ca0a82f.jpg?v=1756994770</image:loc>
      <image:title>ACIDO MOLIBDICO 85% MO03 EMPLURA</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100452</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_8f3be816-8357-4ec4-83cb-5b3520cb2c8c.jpg?v=1756994769</image:loc>
      <image:title>ACIDO NITRICO 65% P.A. (MAX. 0.005PPM HG</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100474</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_015b3fc1-2198-411f-a9a4-a4f32e53038c.jpg?v=1756994768</image:loc>
      <image:title>TEST EN CUBETAS DE FOSFATO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100480</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_46bac465-569b-4893-bb55-2b0042f8a9b1.jpg?v=1756994768</image:loc>
      <image:title>ACIDO MOLIBDATOFOSFRICO 100 ML</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100482</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_1db8f134-af09-4b88-a525-e1f6d4061989.jpg?v=1756994767</image:loc>
      <image:title>ACIDO PERYDICO - SOLUCIN AL 0,5% 1 L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100485</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_6628b3d5-7dbf-4bc2-89b8-0a5d94cd8810.jpg?v=1756994767</image:loc>
      <image:title>KIT DE TINCION MASSON GOLDNER</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100489</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_cf7a09ef-4803-41aa-897d-508c6bf4ab4e.jpg?v=1756994766</image:loc>
      <image:title>AC. OXALICO DIHIDRATO SUPRAPUR</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100517</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_025199d4-d90c-421f-a3e8-e1a5534afc2e.jpg?v=1756994766</image:loc>
      <image:title>ACIDO PERCLORICO 70% SUPRAPUR</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100518</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_561d1d1d-6dd8-47cb-adb9-10e186dceac7.jpg?v=1756994766</image:loc>
      <image:title>ACIDO PERCLORICO 60%</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100540</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_2e94e94e-89fc-43db-8ed1-e10b21fc512e.jpg?v=1756994765</image:loc>
      <image:title>DIFOSFORO PENTOXIDO PURIS.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100565</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_2d25ec38-8174-4ac8-8fca-8f9e3ac9c66c.jpg?v=1756994765</image:loc>
      <image:title>ACIDO ORTOFOSFORICO 99% CRIST. P.A. EMSU</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100570</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_3435e716-a371-4634-9180-9bf1ef8b5bf8.jpg?v=1756994764</image:loc>
      <image:title>DI-FSFORO PENTAXIDO 100 GR</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100579</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_df25b5da-ecd6-4c99-b408-1bbd99ba8da1.jpg?v=1756994764</image:loc>
      <image:title>DPX NUEVO PARA MICROSCOPIA MERCK</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100582</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_766eae3c-5f32-4cb4-9490-ba7e452ab76d.jpg?v=1756994763</image:loc>
      <image:title>ACIDO FOSFOWOLFRAMICO HIDRATO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100583</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_0e76aef7-a46d-40df-b51a-37962a5316e6.jpg?v=1756994763</image:loc>
      <image:title>ACIDO FOSFOWOLFRAMICO HIDRATO P.A. EMSUR</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100594</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_df4259f5-0ee6-4b9e-89de-8c6b1fafef66.jpg?v=1756994763</image:loc>
      <image:title>TEST DE ALUMINIO 25 TEST</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100595</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_8814719a-8fe1-43ea-8e1a-50f02eab995d.jpg?v=1756994762</image:loc>
      <image:title>CLORO TEST EN CUBETAS 200 TEST</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100597</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_59fe5015-ba5d-485a-9461-d4e1430d68c4.jpg?v=1756994762</image:loc>
      <image:title>TEST EN CUBETAS CLORO 200 TEST</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100599</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_2d416557-6555-4c43-800a-b0a6f671420b.jpg?v=1756994761</image:loc>
      <image:title>TEST CLORO (CLORO LIBRE Y CL 200 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100608</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_845b6577-f746-480d-a012-65fde022130f.jpg?v=1756994761</image:loc>
      <image:title>TEST DIOXIDO DE CLORO METODO 200 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100609</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_d4e4e868-d936-45b2-b38a-265732e4f890.jpg?v=1756994761</image:loc>
      <image:title>TEST NITRITOS FOTOMETRICO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100613</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_32d8e27a-1087-4c61-bdb0-24f43e1b27f8.jpg?v=1756994760</image:loc>
      <image:title>TEST EN CUBETAS NITROGENO TO 25 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100614</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_f2054c05-89f1-4bb4-a045-d3211e43b7ec.jpg?v=1756994760</image:loc>
      <image:title>TEST EN CUBETAS NITRATOS MET 25 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100615</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_08056f96-dac1-487b-ad19-aa842d22b952.jpg?v=1756994759</image:loc>
      <image:title>TEST EN CUBETAS POTASIO 25 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100616</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_56e60f92-ce7e-4a68-a513-6cef37d484f2.jpg?v=1756994759</image:loc>
      <image:title>TEST EN CUBETAS FOSFATOS 3.0 - 100.0 MG/</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100617</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_0471faad-c76c-4981-804c-3e88ea6d770e.jpg?v=1756994759</image:loc>
      <image:title>SULFATOS, TEST EN CUBETAS ME 25 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100630</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_4e791a42-7535-454c-a38b-44869f177df1.jpg?v=1756994758</image:loc>
      <image:title>ACIDO NITRICO C(HNO?) = 10 M 1 L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100659</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_2938f4ae-36e1-458d-89d7-21d50a912a4f.jpg?v=1756994757</image:loc>
      <image:title>ACIDO SILICOWOLFRAMICO HIDRATO P.A. EMSU</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100673</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_ebe4b8bf-24d1-4d97-8b75-3a4108ebb14d.jpg?v=1756994757</image:loc>
      <image:title>TEST CUBETAS FOSFATO PMB 3-100MG/L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100682</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_430c3fed-eff5-49b0-b78a-00099a1b3b4f.jpg?v=1756994756</image:loc>
      <image:title>ACIDO SUCCINICO P.A.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100683</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_e28b91e6-f0e5-47dc-b6fa-413eaa4a7fb4.jpg?v=1756994756</image:loc>
      <image:title>TEST AMONIO DE REACTIVOS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100687</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_0564f64e-7f3d-43b7-87ff-b9982dfbbce1.jpg?v=1756994756</image:loc>
      <image:title>TEST DBO FOTOMETRICO 0,5-3000 MG/L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100688</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_45a72fa2-bf79-4257-a3a7-0018c0e6e3c4.jpg?v=1756994755</image:loc>
      <image:title>MEZCLA SALINA NUTRITIVA PARA DBO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100700</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_87328b08-f394-459a-8a6c-e0a6c73cba33.jpg?v=1756994755</image:loc>
      <image:title>ACIDO TIOGLICOLICO P.A.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100716</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_0ec4bd9e-366f-4ea0-a1d0-737837d78d51.jpg?v=1756994754</image:loc>
      <image:title>ACIDO SULFURICO 25% P.A. EMSURE</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100718</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_242dac09-54a0-49ee-b401-93cc7b4a4498.jpg?v=1756994754</image:loc>
      <image:title>PATRON DBO (ANALOGO A EN 1899) SPECTROQUANT</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100765</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_e05e9807-d923-404d-8182-4c46b6216fac.jpg?v=1756994753</image:loc>
      <image:title>ACIDO BORICO SUPRAPUR</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100784</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_a39640cd-469e-417e-aeee-267c38a13fcc.jpg?v=1756994752</image:loc>
      <image:title>CUBETAS RECTANGULARES CUARZO 10 MM SPECTROQUA</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100789</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_7da8568c-543f-4a3f-8cce-855352e8ef32.jpg?v=1756994752</image:loc>
      <image:title>ETILO ACETATO PARA CROMATOGRAFIA DE GASES SUP</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100795</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_e9df5887-71f6-49e0-b1cf-d61e08eb70e6.jpg?v=1756994751</image:loc>
      <image:title>N-HEXANO PARA CROMATOGRAFA DE GAS MS SUPRASO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100796</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_8e7330ed-4214-46e0-a1e6-be79dbb65846.jpg?v=1756994751</image:loc>
      <image:title>TEST HIERRO 0,01-5,0 MG/L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100798</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_4fec78fb-3308-4567-871a-68d64e52bfba.jpg?v=1756994751</image:loc>
      <image:title>TEST FOSFATOS 1.0 - 100.0 MG 100 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100801</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_dde68117-61f9-44ca-8f5e-86230138e4d7.jpg?v=1756994750</image:loc>
      <image:title>JUEGO DE ETIQUETAS SEGUN GHS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100808</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_b95d525b-b944-4219-a8f0-e6e98e21bfb2.jpg?v=1756994750</image:loc>
      <image:title>TITANIO(IV) OXIDO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100809</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_c106e335-61b8-4672-875b-cda9c3ce28b4.jpg?v=1756994749</image:loc>
      <image:title>TEST EN CUBETAS DE FLUORUROS 25 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100815</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_59c6286e-d163-4fa8-9b7b-254e26300dff.jpg?v=1756994749</image:loc>
      <image:title>TEST EN CUBETAS MAGNESIO MET 25 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100816</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_a734ac3b-9d96-427f-911d-9be62a96834d.jpg?v=1756994748</image:loc>
      <image:title>TEST EN CUBETAS MANGANESO ME 25 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100820</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_5a00cf94-afa4-461c-a0fc-6b33fa6e487b.jpg?v=1756994748</image:loc>
      <image:title>METENAMINA KIT DE PLATEADO SEGN GOMORI</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100822</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_a02badf6-2c8e-4253-b314-ecd2067ff488.jpg?v=1756994748</image:loc>
      <image:title>TEST DE FLUORUROS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100824</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_06d10f1f-b988-4e6f-ad03-cb0248418fbd.jpg?v=1756994747</image:loc>
      <image:title>VANADIO(V) XIDO 250 GRS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100826</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_67a38ad7-afd9-4567-99cb-3cd01f4e7c31.jpg?v=1756994747</image:loc>
      <image:title>TEST EN CUBETAS BORO METODO 25 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100845</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_f40f6bc7-37f0-4a4e-a5e8-ef326134dea6.jpg?v=1756994746</image:loc>
      <image:title>ETANOLAMINA P.A. EMSURE</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100849</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_1973f941-7055-4410-b05d-f9a482197d8b.jpg?v=1756994746</image:loc>
      <image:title>TOLUENO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100856</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_0d126006-c1d3-4513-b7c8-39ffedf2c304.jpg?v=1756994746</image:loc>
      <image:title>TEST FENOL METODO FOTOMETRIC 50-250TEST</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100857</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_24747347-6931-49bb-bc0f-e0e62117d042.jpg?v=1756994745</image:loc>
      <image:title>TEST SILICATOS (ÁACIDO SILICICO)</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100858</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_bf0177da-d7be-4a6a-aaf4-edf2619c708d.jpg?v=1756994745</image:loc>
      <image:title>TEST EN CUBETAS CALCIO 10 - 25 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100859</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_4ed25b2a-d6b3-4cce-a60f-55c9f1dded01.jpg?v=1756994743</image:loc>
      <image:title>MONOMETILETER DEL ETILENGLICOL P.A.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100860</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_9c6917ae-ba07-42d0-b6c9-f16c58db0555.jpg?v=1756994743</image:loc>
      <image:title>TEST EN CUBETAS MOLIBDENO SP 25 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100861</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_8569b01a-9180-44db-95bd-2a46b1cc1300.jpg?v=1756994742</image:loc>
      <image:title>TEST ZINC EN CUBETAS SPECTROQUANT</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100867</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_920ff7af-9aa6-4ade-8fc5-8a48143fab35.jpg?v=1756994742</image:loc>
      <image:title>ETER DIISOPROPILICO P.A.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100868</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_8b9959ff-56ba-4ed4-973b-71815230ec92.jpg?v=1756994742</image:loc>
      <image:title>ETILO ACETATO PARA HPLC</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/100869</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_685a7f15-85c1-4988-8c9b-4831c68edb86.jpg?v=1756994741</image:loc>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_9cfba791-5dd3-4cb6-9e58-badcba13716b.jpg?v=1756994725</image:loc>
      <image:title>ANARANJADO DE METILO EN SOLUCION AL 0,1%</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101340</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_961e640f-1181-4183-b791-25f2ac37052e.jpg?v=1756994725</image:loc>
      <image:title>ROJO CONGO (C.I. 22120) INDICADOR</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101352</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_894e3a04-2a24-4917-a69f-eba20dff1c47.jpg?v=1756994724</image:loc>
      <image:title>MAY-GRNWALD EOSINA-AZUL DE 25 G</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101369</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_fc7f421d-2460-407c-a9c0-9c36c7714828.jpg?v=1756994724</image:loc>
      <image:title>ROJO NEUTRO (C.I. 50040) INDICADOR</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101408</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_65d914ba-98a5-4cc9-b034-8397986594df.jpg?v=1756994723</image:loc>
      <image:title>VIOLETA CRISTAL (C.I. 42555) INDICADOR</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101440</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_544c0646-fbe7-4f19-b4fe-6bc0e5d83361.jpg?v=1756994723</image:loc>
      <image:title>AMONIO DIHIDROGENOFOSFATO 50 G</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101468</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_212232c5-68ca-4b2a-bf6b-3053dd78cc44.jpg?v=1756994723</image:loc>
      <image:title>ANTRONA P.A. ACS,REAG. PH EU 10 G</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101506</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_33c38ee5-1910-4c5b-b710-a8162edb7be9.jpg?v=1756994722</image:loc>
      <image:title>PLATA (fibras) 99,9%</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101514</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_f94fdfaf-9897-4efc-8f6f-3e0902fd0a44.jpg?v=1756994722</image:loc>
      <image:title>ACIDO CLORHIDRICO 30% ULTRAP 1 L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101515</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_3138246e-6c16-4b44-8ebe-5006574ecd26.jpg?v=1756994721</image:loc>
      <image:title>PLATA DIETILDITIOCARBAMATO P.A.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101517</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_51d0dd7d-2695-4ed1-bf26-ab13c356f40b.jpg?v=1756994721</image:loc>
      <image:title>PLATA SULFATO EN SOLUCION 10 G/L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101518</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_7a79170f-f881-4726-9199-28002ce02890.jpg?v=1756994720</image:loc>
      <image:title>ACIDO NTRICO 60% 1 LT</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101534</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_0765bdbe-a822-48ce-8063-22c1f739ec51.jpg?v=1756994720</image:loc>
      <image:title>PLATA SULFATO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101541</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_3caf9d68-a862-4cc8-a4a9-6b89d90604ec.jpg?v=1756994720</image:loc>
      <image:title>VERDE DE BROMOCRESOL, SAL SODICA INDICAD</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101542</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_25984788-4e30-40e7-96cf-63df4a8f325d.jpg?v=1756994719</image:loc>
      <image:title>L-ARGININA PARA FINES BIOQUIMICOS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101546</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_4b9abd3e-226c-4405-bd3b-9a4238f7ac38.jpg?v=1756994719</image:loc>
      <image:title>N,N&apos;-METILENBISACRILAMIDA PARA ELECTROFORESI</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101553</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_831c13b0-aac3-4378-a1d0-d97ac5d3cafe.jpg?v=1756994718</image:loc>
      <image:title>POTASIO CLORURO SOL. 1,41 MS/CM</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101554</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_c3e2d2ed-9426-42f4-8589-b9e0a8a1d52b.jpg?v=1756994718</image:loc>
      <image:title>SOL. KCL NOMINAL 12,8 MS/CM</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101557</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_afbd35f9-8e0f-457c-97a9-66838bf6caa3.jpg?v=1756994718</image:loc>
      <image:title>POTASIO CLORURO SOL.0,001MOL/L (0,147 MS/CM)</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101566</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_e9acf7e6-a250-420f-ad88-2221f6e643b5.jpg?v=1756994717</image:loc>
      <image:title>L-ASPARAGINA MONOHIDRATO PARA FINES BIOQ</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101586</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_a4427c4f-cee3-4e94-ac6f-beb5a97ed569.jpg?v=1756994717</image:loc>
      <image:title>POTASIO CLORURO EN SOLUCIN (NOMINAL 0,147 MS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101596</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_d930beb7-000e-4313-aab8-dda53dbf7513.jpg?v=1756994716</image:loc>
      <image:title>CHEMIZORB OH?</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101597</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_dfbfc087-3005-43ce-a0fa-711aaf4ceeec.jpg?v=1756994716</image:loc>
      <image:title>TB-FLUOR EXENTO DE FENOL</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101603</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_c0a8c1b9-767b-405b-be72-a61d90720738.jpg?v=1756994716</image:loc>
      <image:title>KIT TINCION GRAM COLOR MODIFICADO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101632</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_4dead7c5-632a-412f-b695-7dc026f4fc6e.jpg?v=1756994715</image:loc>
      <image:title>TEST MONOCLORAMINA 0,05-10.0 MG/L CL2</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101641</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_83d91960-8693-4345-8674-0ec1ec41e8cc.jpg?v=1756994715</image:loc>
      <image:title>KIT TINCION ROJO CONGO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101645</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_fc4eb8b5-1ba6-4df1-829d-f732bd4a391d.jpg?v=1756994714</image:loc>
      <image:title>SOLUCION TAMPON DI-SODIO TETRABORATO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101646</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_ca5b771d-7d5d-4134-a33b-a8a8cd44a9eb.jpg?v=1756994714</image:loc>
      <image:title>KIT DE TINCION PAS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101647</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_fb794078-62f9-4f63-aa37-a2dede73b7b1.jpg?v=1756994713</image:loc>
      <image:title>AZUL ALCIAN EN SOLUCION PARA LA MICROSCO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101676</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_caf7d4ff-962f-4a26-97f5-3f17666f951f.jpg?v=1756994713</image:loc>
      <image:title>HISTOSEC60 PASTILLA SIN DMSO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101692</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_3222930d-09b1-4606-ab00-ccfc55855680.jpg?v=1756994713</image:loc>
      <image:title>1-CLOROBUTANO PARA HPLC</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101704</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_a78a880d-d5cd-46db-87c4-3c7ed7bdefa1.jpg?v=1756994712</image:loc>
      <image:title>BARIO ACETATO P.A. EMSURE A 500 G</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101736</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_0589ad8c-879f-4d09-8d4a-91fea3f9c175.jpg?v=1756994712</image:loc>
      <image:title>OSTEOMOLL 1 LT</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101737</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_0fa1613f-ce62-4035-97d8-418010466f64.jpg?v=1756994711</image:loc>
      <image:title>BARIO HIDROXIDO OCTAHIDRATO P.A.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101738</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_a2a42d06-7708-4fd2-8ce2-c37371afb8cc.jpg?v=1756994711</image:loc>
      <image:title>BARIO PERCLORATO ANHIDRO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101744</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_10bf1894-abab-4737-9f98-f9a5a3f35cf7.jpg?v=1756994711</image:loc>
      <image:title>TEST EN CUBETAS PH METODO FO 280 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101745</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_c426881c-72e1-46fa-92b1-f0c62511ce93.jpg?v=1756994710</image:loc>
      <image:title>TEST CADMIO 0,002-0,5 MG/L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101746</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_d8a2ccbe-e1c9-4f90-ba74-11bd69712a36.jpg?v=1756994710</image:loc>
      <image:title>TEST SULFITOS METODO FOTOMETRICO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101747</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_ec0fd377-626d-4662-be00-4f3876cfc063.jpg?v=1756994709</image:loc>
      <image:title>TEST ARSENICO 0,001-0,1 MG/L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101749</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_906ea9aa-a877-41e8-b6a6-b9d5eac4f826.jpg?v=1756994709</image:loc>
      <image:title>TEST ACIDOS ORGANICOS VOLATILES</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101758</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_ba4d3837-aeb0-4985-a76a-b7987474f492.jpg?v=1756994708</image:loc>
      <image:title>TEST CUBETAS CAPACIDAD DE ACIDO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101764</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_11805d60-8b98-4524-905d-9f5505ba23b3.jpg?v=1756994708</image:loc>
      <image:title>TEST TENSOACTIVOS CATIONICOS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101777</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_87a4806d-5ed6-40b8-8989-1c914c4e79fc.jpg?v=1756994708</image:loc>
      <image:title>BENCINA DE PETRLEO, INTERVALO DE EBULLICIN</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101781</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_243ceccb-2b72-406e-8574-ae5d47bbe051.jpg?v=1756994707</image:loc>
      <image:title>BENCINA DE PETRLEO 1 L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101787</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_df4b1a70-5d0c-4b76-a6bb-374c65c19ab8.jpg?v=1756994707</image:loc>
      <image:title>TEST TENSOACTIVOS NO IONICOS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101796</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_830325f8-5fea-4403-8e7a-57de52484654.jpg?v=1756994706</image:loc>
      <image:title>TEST EN CUBETAS DQO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101797</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_36801aea-745d-47e7-9c33-d3ad007c596a.jpg?v=1756994706</image:loc>
      <image:title>TEST EN CUBETAS DQO METODO F 25 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101804</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_3408cf19-b57e-4613-bf28-7c5269de2a48.jpg?v=1756994705</image:loc>
      <image:title>TEST EN CUBETAS CLORUROS METODO FOTOMETRICO 0</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101807</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_e34c4344-06e2-4dbe-b23f-5952cee208ef.jpg?v=1756994705</image:loc>
      <image:title>TEST CLORUROS METODO FOTOMETRICO 0.10 - 5.00</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101809</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_6d47f93b-70b3-4438-9ef0-48f9df52e570.jpg?v=1756994705</image:loc>
      <image:title>TEST ACIDOS ORGANICOS VOLATILES</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101810</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_ceafa7fc-a7bb-4e9a-988a-27154c887141.jpg?v=1756994704</image:loc>
      <image:title>AGUA DE CONDUCTIVIDAD NOMINAL 0 MS/CM</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101811</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_af2f0f29-4f64-4924-9a3c-907234eedaee.jpg?v=1756994704</image:loc>
      <image:title>POTASIO CLORURO EN SOLUCION 5 X 100 ML</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101812</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_1e638b6e-26d3-49fb-b3b0-bd6c0ce4e8b6.jpg?v=1756994703</image:loc>
      <image:title>TEST SULFATOS 0,5-50 MG/L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101813</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_aad0c591-4738-4f77-8dcf-d5cb2c1f2911.jpg?v=1756994703</image:loc>
      <image:title>TEST SILICATOS (ACIDO SILICICO)</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101846</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_6465ee93-e36f-4b27-8799-074f18a218b7.jpg?v=1756994702</image:loc>
      <image:title>TEST MANGANESO 250 TEST</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101878</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_c1f61e66-aee9-483c-9fd7-6b3b698b8057.jpg?v=1756994702</image:loc>
      <image:title>BISMUTO(III) NITRATO ALCALINO P.A.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101894</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_ae81ddf0-15df-400c-a7d7-99034ec00621.jpg?v=1756994701</image:loc>
      <image:title>BRIJ 35 SOL. ACUOSA 30%</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101895</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_d756b121-5b70-487a-b5ea-536a73263534.jpg?v=1756994701</image:loc>
      <image:title>AZUL DE BROMOTIMOL</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101905</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_4d795d23-7446-4883-b7e6-dd5484bb91de.jpg?v=1756994700</image:loc>
      <image:title>SILICAGEL EN GRANULOS, DISECANTE 0,2-1 MM</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101907</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_eeba41d4-92c0-412a-a403-4e3b719ff011.jpg?v=1756994700</image:loc>
      <image:title>SILICA GEL GRANULOS 2-5MM</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101944</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_2f29970b-716b-4521-a28d-8056eff93e6f.jpg?v=1756994700</image:loc>
      <image:title>BROMOFORMO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101963</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_8af97d70-32e2-4973-a556-010a8d91bec7.jpg?v=1756994699</image:loc>
      <image:title>POTASIO HIDROGENOTARTRATO ESTANDAR</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101965</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_99ee52a6-9918-412e-8e20-b0122b30edaa.jpg?v=1756994699</image:loc>
      <image:title>POTASIO HIDROGENOFTALATO PH(S) = 4.005 (25 G</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/101988</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_a9653d4e-c609-4d17-9c83-b2cf8d98df78.jpg?v=1756994698</image:loc>
      <image:title>*1-BUTANOL PARA CROMATOGRAFIA FASE LIQ.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/102001</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_0caa0933-0f8b-4ae9-9c88-a0ad31ece11d.jpg?v=1756994698</image:loc>
      <image:title>CADMIO EMSURE 250 G</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/102003</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_0fed9197-de77-4384-b544-d56a2598ad89.jpg?v=1756994698</image:loc>
      <image:title>CADMIO ACETATO DIHIDRATO P.A. EMSURE</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/102004</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_194b1cce-b1c6-40b5-b0c4-5e97e1746919.jpg?v=1756994697</image:loc>
      <image:title>CADMIO 250 GRS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/102005</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_44bb2318-2ac9-4572-994f-9b1125c8f8ff.jpg?v=1756994697</image:loc>
      <image:title>CARBON ACTIVADO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/102014</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_b67e3a26-acb1-43d5-911c-bede6be0fcd1.jpg?v=1756994697</image:loc>
      <image:title>LICHROLUT RP-18 (200 MG) 5 COLUMNAS DE E</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/102015</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_c0301ade-c943-443f-83b0-b76ff1f1b556.jpg?v=1756994696</image:loc>
      <image:title>CADMIO OXIDO PURIS. 5 KG</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/102023</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_7b3a274c-b141-4c58-bd79-975126d1ad8f.jpg?v=1756994696</image:loc>
      <image:title>LICHROLUT RP-18 (500 MG) 50 COLUMNAS DE</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/102027</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_4d87a2d1-2f51-41fa-9423-aef57d26ea66.jpg?v=1756994695</image:loc>
      <image:title>CADMIO SULFATO HIDRATO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/102035</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_30af9f0e-4feb-4dc4-8d89-1a0b488b480a.jpg?v=1756994695</image:loc>
      <image:title>REACTIVO DE DRAGENDORFF SOLUCION DE PULV</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/102039</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_9e3e4dc9-fee6-48c2-9f7b-a9099e534d56.jpg?v=1756994695</image:loc>
      <image:title>CESIO CLORURO SUPRAPUR</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/102059</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_ca10c1fa-9e26-42e7-a242-af56e5a03650.jpg?v=1756994694</image:loc>
      <image:title>CALCIO CARBONATO 99.95 99.95 SUPRAPUR</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/102067</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_a5cbd8a8-6a4c-45e3-991f-a4cb55b5d17a.jpg?v=1756994694</image:loc>
      <image:title>CARBONATO DE CALCIO P.A.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/102109</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_18dd468e-aa3e-4ee6-bd14-8b50af3af50b.jpg?v=1756994693</image:loc>
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      <image:title>GLICERINA ORIGEN VEGETAL P.A.</image:title>
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      <image:title>D(+)-GLUCOSA MONOHIDRATO PAR 500 G</image:title>
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      <image:title>ACIDO HIPOFOSFOROSO 50%</image:title>
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      <image:title>PATRN UV-VIS 1A: POTASIO DICROMATO EN SOLUCI</image:title>
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      <image:title>ISOOCTANO PARA ESPECTROSCOPIA UVASOL</image:title>
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      <image:title>INDIGOCARMIN (C.I. 73015) P.A.</image:title>
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      <image:title>INTERCAMBIADOR DE IONES III P.A</image:title>
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      <image:title>D(-)-RIBOSA</image:title>
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      <image:title>RIBOFLAVINA PARA FINES BIOQUIMICOS</image:title>
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      <image:title>SILAN A 174 AGENTE ADHERENTE 50 ML</image:title>
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      <image:title>ARENA DE MAR PURIFICADA CON ACIDO Y CALC</image:title>
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      <image:title>SELENIO NEGRO 99+ 50 G</image:title>
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      <image:title>SILICA GEL 60 GF 254</image:title>
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    </image:image>
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      <image:title>SILICAGEL 60 G PARA CROMATOGRAFIA EN CAP</image:title>
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      <image:title>ESTANO GRANULADO P. A. (TAMANO DE PARTIC</image:title>
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      <image:title>ESTAO 250 G</image:title>
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      <image:title>ESTAO (II) CLORURO DIHIDRATO EMSURE</image:title>
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      <image:title>ESTAO(IV) XIDO 250 GRS</image:title>
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      <image:title>SOLUCION TAMPON (ACIDO ACETICO/ACETATO S</image:title>
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      <image:title>ANTIMONIO(III) OXIDO P. A. EMSURE</image:title>
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    </image:image>
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      <image:title>ANTIMONIO(III) CLORURO P. A. 250 G</image:title>
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    <loc>https://www.ofquimica.cl/products/107872</loc>
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    </image:image>
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      <image:title>PERLAS DE VIDRIO PARA REGULAR LA EBULLICIN</image:title>
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    </image:image>
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      <image:title>PIEDRAS PARA REGULAR LA EBULLICION CA. 2</image:title>
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    </image:image>
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  <url>
    <loc>https://www.ofquimica.cl/products/107979</loc>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_09a7bdb2-a467-49af-a4d4-4a6d60d03487.jpg?v=1756994575</image:loc>
      <image:title>TIOUREA P.A. ACS,REAG. PH EU 1 KG</image:title>
      <image:caption></image:caption>
    </image:image>
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  <url>
    <loc>https://www.ofquimica.cl/products/107998</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_c9d7bb21-7ef1-4318-9ae9-df754c970f4e.jpg?v=1756994575</image:loc>
      <image:title>ACIDO 1,8-DIHIDROXI-2-(4-SULFOFENILAZO) NAFTALIN-3,6-DISULFONICO</image:title>
      <image:caption></image:caption>
    </image:image>
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  <url>
    <loc>https://www.ofquimica.cl/products/108000</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_8cab6d77-e87b-4764-ac93-691ad90880fe.jpg?v=1756994574</image:loc>
      <image:title>SPUTOFLUOL PARA MICROBIOLOGIA Y MICROSCOPIA</image:title>
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  <url>
    <loc>https://www.ofquimica.cl/products/108017</loc>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_d3f02075-a7bf-4044-a925-dbf56ff81e59.jpg?v=1756994574</image:loc>
      <image:title>TEST HIDRACINA 0.10 - 0.25 - 100 TESTS</image:title>
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    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108018</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_b46c9f62-9e79-4d34-a853-55a3bf556f35.jpg?v=1756994573</image:loc>
      <image:title>PROBETA DE HIDRACINA DE COLOR COINCIDENTE</image:title>
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  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108024</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_5459faca-680f-42b6-b9a3-48f529721ac4.jpg?v=1756994573</image:loc>
      <image:title>TEST AMONIO COLORIMETRICO</image:title>
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  <url>
    <loc>https://www.ofquimica.cl/products/108025</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_ff95dfd3-477d-4ffc-a782-2f25649eac66.jpg?v=1756994573</image:loc>
      <image:title>TEST NITRITOS 0,025 - 0,5 MG/L</image:title>
      <image:caption></image:caption>
    </image:image>
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  <url>
    <loc>https://www.ofquimica.cl/products/108027</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_0d0aad55-a4f8-4aeb-a3e7-a1100b06a578.jpg?v=1756994572</image:loc>
      <image:title>TEST PH 400 TEST</image:title>
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  <url>
    <loc>https://www.ofquimica.cl/products/108028</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_e00dcf99-5553-4054-a025-abf04af00e00.jpg?v=1756994572</image:loc>
      <image:title>TEST FORMALDEHIDO 0,1 A 1,5 MG/L</image:title>
      <image:caption></image:caption>
    </image:image>
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  <url>
    <loc>https://www.ofquimica.cl/products/108030</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_3d94d723-f267-4854-876d-8e1ce23108ef.jpg?v=1756994572</image:loc>
      <image:title>MEZCLA REACTIVA DE SELENIO P 1 KG</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108039</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_346da6ce-5911-45a5-8c99-1b073107f82a.jpg?v=1756994571</image:loc>
      <image:title>TEST DUREZA TOTAL METODO VOL 300 TESTS</image:title>
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    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108040</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_ee3bd1f4-eeaf-4018-9e6c-2a2a283b6319.jpg?v=1756994571</image:loc>
      <image:title>TEST DUREZA TOTAL</image:title>
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  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108046</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_8da36ab6-8a95-4aa1-ba80-c09daf02a49d.jpg?v=1756994571</image:loc>
      <image:title>TEST FOSFATOS, ENVASE DE REPUESTO PARA 111138</image:title>
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  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108047</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_205c99c5-4fd6-4f9a-95f9-670d5bb793aa.jpg?v=1756994570</image:loc>
      <image:title>TEST DUREZA TOTAL</image:title>
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  <url>
    <loc>https://www.ofquimica.cl/products/108048</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_82992880-7071-4eeb-9348-8137149b7803.jpg?v=1756994570</image:loc>
      <image:title>TEST DUREZA DE CARBONATOS</image:title>
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  <url>
    <loc>https://www.ofquimica.cl/products/108123</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_6c232d28-5098-422d-97ea-9983838c1b0e.jpg?v=1756994570</image:loc>
      <image:title>TETRAMETILAMONIO HIDROXIDO SOL.10%</image:title>
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    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108158</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_0870dcbc-65cb-4a7c-8376-c14bac80771a.jpg?v=1756994569</image:loc>
      <image:title>SOLUCIONES PATRONES DE DICROMATO DE POTASIO EN H2SO4</image:title>
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    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108160</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_4ef3ae8d-e977-4044-bf36-0926745135d6.jpg?v=1756994569</image:loc>
      <image:title>PATRN 1 PARA UV-VIS: SOLUCIN DE DICROMATO P</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108161</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_bd1821a4-9602-4e83-ae1d-d55d079acc50.jpg?v=1756994568</image:loc>
      <image:title>PATRN 2 PARA UV-VIS: SOLUCIN DE NITRITO SDICO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108164</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_1547426b-8bff-411b-84e5-245d7e9e331a.jpg?v=1756994568</image:loc>
      <image:title>PATRN 4 PARA UV-VIS: SOLUCIN DE CLORURO POT</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108165</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_0433fc1d-40c6-41fe-a9c4-d0490898c7f9.jpg?v=1756994568</image:loc>
      <image:title>PATRN 5 UV-VIS: SOLUCIN DE TOLUENO EN N-HEXANO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108166</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_8e56d494-5338-4709-84c6-8cd4dac5be3e.jpg?v=1756994567</image:loc>
      <image:title>PATRN UV-VIS 6: SOLUCIN DE XIDO DE HOLMIO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108176</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_06380b43-3836-4fdf-9aa6-af99115e9b7d.jpg?v=1756994567</image:loc>
      <image:title>AZUL DE TIMOL ACS,REAG. PH EUR. CAS 76-61-9.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108181</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_bd36726f-c2dc-4e71-aac6-3ade9e11a4e2.jpg?v=1756994566</image:loc>
      <image:title>TIAMINIO CLORURO CLORHIDRATO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108203</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_8bfae630-a6be-4d1c-9525-8bce090afef3.jpg?v=1756994566</image:loc>
      <image:title>ENVASE REPUESTO Reactivo H-2</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108294</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_f204abd6-8664-48bc-9895-d979e368a1e5.jpg?v=1756994566</image:loc>
      <image:title>TORINA OCTAHIDRATO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108297</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_cc0e7473-d263-4d99-a111-8a3ab0ad81e7.jpg?v=1756994565</image:loc>
      <image:title>XILENO (MEZCLA DE ISOMEROS)</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108298</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_af403be3-2f53-447d-8752-a9ab547ba14b.jpg?v=1756994565</image:loc>
      <image:title>XILENO (MEZCLA DE ISOMEROS)</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108312</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_53e54d27-7998-4fcd-b7b1-eac72b3b5644.jpg?v=1756994565</image:loc>
      <image:title>TEST DUREZA TOTAL METODO VOL 200 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108323</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_aa31d26d-e226-40cb-ad31-7a0fa234d377.jpg?v=1756994564</image:loc>
      <image:title>TOLUENO 99%</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108327</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_09679526-585d-4282-bb94-eff712901ece.jpg?v=1756994564</image:loc>
      <image:title>TOLUENO PARA CROMATOGRAFA EN FASE LQUIDA LI</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108371</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_29b06968-dabf-4688-95d0-3db0ec0aa3fc.jpg?v=1756994563</image:loc>
      <image:title>L-TIROSINA 99%</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108374</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_33139ca4-971c-40ba-9afc-698c02d7d693.jpg?v=1756994562</image:loc>
      <image:title>L-TRIPTOFANO 99%</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108390</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_d9ed0170-460e-4ee4-855b-740f28f2601c.jpg?v=1756994562</image:loc>
      <image:title>ACIDO DIETILENTRIAMINOPENTAACTICO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108417</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_a0ed5693-cffd-4a27-b722-8a4b20b0f550.jpg?v=1756994562</image:loc>
      <image:title>TITRIPLEX II PARA ANALISIS REACTIVO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108420</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_299958d0-9d1a-407a-b240-0a69c4724e82.jpg?v=1756994561</image:loc>
      <image:title>TITRIPLEX-SOLUCIN B</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108426</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_97b6a225-75da-4393-870d-84110bcea28c.jpg?v=1756994561</image:loc>
      <image:title>TITRIPLEX V P.A.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108454</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_5197cb7d-c046-4cb1-bb82-74528e2627bb.jpg?v=1756994561</image:loc>
      <image:title>ACIDO ETILENDIAMINOTETRAACETICO DISODICO</image:title>
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    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/108462</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
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      <image:title>TIIRAS INDICADORAS pH 2,0-9,0</image:title>
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      <image:title>PAPEL ACETATO DE PLOMO(II)</image:title>
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      <image:title>PAPEL ALMIDON-YODURO POTASIO</image:title>
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      <image:title>PAPEL DE CONGO REAG. PH EUR 3 ROLLS</image:title>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_bc478c83-3ba5-468a-abdc-18feb6ce1570.jpg?v=1756994532</image:loc>
      <image:title>PAPELES INDICADORES PH INDICADOR UNIVERS</image:title>
      <image:caption></image:caption>
    </image:image>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_55f92c4b-1197-411f-b736-fe13a0c3ceb5.jpg?v=1756994531</image:loc>
      <image:title>PAPEL PH UNIVERSAL 1-10</image:title>
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  <url>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/mcolorphast_products_a9373_mcolorphast_products_a9373-ALL_2eb01a8b-ee94-4a96-9aa3-24e7f7870162.jpg?v=1772532438</image:loc>
      <image:title>TIRAS INDICADORAS pH 7,5-14</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/mcolorphast_products_a9373_mcolorphast_products_a9373-ALL_2eb01a8b-ee94-4a96-9aa3-24e7f7870162.jpg?v=1772532438</image:loc>
      <image:title>TIRAS INDICADORAS pH 0 - 2,5</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/mcolorphast_products_a9373_mcolorphast_products_a9373-ALL_cf30bc0f-caae-4e3c-ab3f-5c313c8014c3.jpg?v=1772531778</image:loc>
      <image:title>TIRAS INDICADORAS pH 6,5-10</image:title>
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  <url>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/mcolorphast_products_a9373_mcolorphast_products_a9373-ALL_2eb01a8b-ee94-4a96-9aa3-24e7f7870162.jpg?v=1772532438</image:loc>
      <image:title>TIRAS INDICADORAS DEL pH 11-13</image:title>
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  <url>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_8e22d8b3-51d8-4f51-bd24-79cdf02b8554.jpg?v=1756994530</image:loc>
      <image:title>PAPEL INDICADOR DEL PH PH 5, 3 ROLLS</image:title>
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    </image:image>
  </url>
  <url>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_facdcf54-e303-4321-b20e-8276344a4f32.jpg?v=1756994529</image:loc>
      <image:title>PAPEL INDICADOR PH 6,4-8.0</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109560</loc>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_79110438-3437-411b-b4d1-df3a497659f7.jpg?v=1756994529</image:loc>
      <image:title>PAPEL INDICADOR DEL PH PH 0,5 - 5,0</image:title>
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    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109562</loc>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_3942d820-cc3b-479b-9f87-047e80ed7fbc.jpg?v=1756994529</image:loc>
      <image:title>PAPEL INDICADOR PH 9.5 -13</image:title>
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    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109564</loc>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_46f630e7-59a9-4e37-8944-33c451eea455.jpg?v=1756994528</image:loc>
      <image:title>PAPEL INDICADOR PH 5,5-9,0</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109565</loc>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_0b82c54f-ce73-43ed-b371-8210fce59a92.jpg?v=1756994528</image:loc>
      <image:title>BOX PH PAPEL INDICADOR DEL P 3 ROLLS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109569</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_7802074f-8270-4303-ab05-4fd222f4c9f3.jpg?v=1756994528</image:loc>
      <image:title>PAPEL INDICADOR DE PH 5,5-9,0</image:title>
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    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109626</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_8579ab4a-ebe6-486d-9cad-35cefd47a117.jpg?v=1756994527</image:loc>
      <image:title>ALCOHOL BENCILICO P.A. EMSURE</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109630</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_5367f11f-7e7b-4be4-b323-ca4c80ef1566.jpg?v=1756994527</image:loc>
      <image:title>2-BUTANOL P.A.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109632</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/mcolorphast_products_a9373_mcolorphast_products_a9373-ALL_146cd3de-d68c-46ad-a5db-b1fd50ac08b1.jpg?v=1772531584</image:loc>
      <image:title>TIRAS INDICADORAS pH 5,2-7,2</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109652</loc>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_d3a7f422-83b1-4310-9bdd-52ec9cbf2e85.jpg?v=1756994526</image:loc>
      <image:title>N-BUTILO ACETATO P.A. EMSURE</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109671</loc>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_42ff9f57-073d-48c3-bf11-9cc8ed7f4c10.jpg?v=1756994526</image:loc>
      <image:title>1,4-DIOXANO P.A. EMSURE ACS,ISO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109676</loc>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_5b7761c7-942e-4d88-9ba0-63ecb383bd4c.jpg?v=1756994526</image:loc>
      <image:title>2&apos;,7&apos;-DICLOROFLUORESCEINA INDICADOR ACS,</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109684</loc>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_12015649-231c-445f-8577-7d2d9a36c805.jpg?v=1756994525</image:loc>
      <image:title>FORMAMIDA P.A. EMSURE ACS,REAG. PH EUR</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109701</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_586bb719-04c4-4b0f-bad3-0f2e0463e4c2.jpg?v=1756994525</image:loc>
      <image:title>TEST DE CIANUROS 0,002-0,5 MG/L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109717</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_949bf3c7-ad0e-4b10-9f4e-bd091c401dd2.jpg?v=1756994525</image:loc>
      <image:title>TEST PLOMO EN CUBETAS SPECTROQUANT</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109724</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_f8a8923f-af52-4ff1-92c0-7c9eaa627400.jpg?v=1756994524</image:loc>
      <image:title>PIPERIDINA P.A. EMSURE 500 ML</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_6668a432-aec9-4f58-8ebf-3482852982a1.jpg?v=1756994524</image:loc>
      <image:title>FUENTE DE PODER NOVA 30A- 60- 60A</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
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    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_cf6147ef-10fd-4a7d-9343-3a4341d6b236.jpg?v=1756994524</image:loc>
      <image:title>METILO OLEATO MERCK</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_0478f394-2bc7-4029-a727-a8547dc30a4c.jpg?v=1756994523</image:loc>
      <image:title>LAMPARA HALOGENA NOVA 60</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109772</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_d176127d-586e-466c-9451-7252897ef7b9.jpg?v=1756994523</image:loc>
      <image:title>TEST EN CUBETAS DQO MT. FOTOM. 10 - 150 MG/L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109829</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_df4462ca-05a7-4e18-a337-a7ad8d629d52.jpg?v=1756994522</image:loc>
      <image:title>TITANIO PATRON 1000 MG TI, ( 1 AMP</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109864</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_fd1cc7f4-240f-4588-8ff0-1f1acaf021a0.jpg?v=1756994522</image:loc>
      <image:title>AMONIO Y HIERRO(II) SULFATO SOL. 0,1 N</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_658aac4b-d8a3-46ca-9f1b-73190ad2b8ac.jpg?v=1756994522</image:loc>
      <image:title>PATRON DE ORO 1000MG.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_6dafd55c-6030-40cb-9704-55ad685dd9c0.jpg?v=1756994521</image:loc>
      <image:title>FLUORURO PATRON 1000 MG F (KF IN H2O) TI</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109870</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_c2cac966-1eaf-49be-be16-d1a56f632335.jpg?v=1756994521</image:loc>
      <image:title>FOSFATO PATRON 1000 MG PO4</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109871</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_e000c5f4-d983-4e16-b676-bb85cdeae913.jpg?v=1756994521</image:loc>
      <image:title>CLORURO PATRON 1000 MG CL</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109872</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_c4c9cadd-8b0b-4648-a8b7-eeefed7f0509.jpg?v=1756994520</image:loc>
      <image:title>SULFATO PATRON 1000 MG SO4 (H2SO4 IN H2O</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
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    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_43f32dc3-064a-4a4d-ab10-88fd53be4ee6.jpg?v=1756994507</image:loc>
      <image:title>SODIO HIDROXIDO EN SOLUCION PARA 1000 ML,</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109960</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_5e25a4a2-2b22-46bb-bd3e-8f43ed766c03.jpg?v=1756994507</image:loc>
      <image:title>CADMIO PATRON 1000 MG CD, (CDCL2 IN H2O)</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109962</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_16a2f38f-af3b-4e64-b4b1-032410448d71.jpg?v=1756994507</image:loc>
      <image:title>BARIO CLORURO EN SOLUCIN</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109964</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_8b6c33b3-811e-4e27-9551-ff6017422576.jpg?v=1756994506</image:loc>
      <image:title>ACIDO NITRICO EN SOLUCION FO 1 AMP</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109965</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_379a95a6-96b8-4c41-aad8-49cad98ad4ab.jpg?v=1756994506</image:loc>
      <image:title>ACIDO OXALICO SOL.0,1N</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109966</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_eed9818f-932b-4b62-aa1f-afade1de203e.jpg?v=1756994506</image:loc>
      <image:title>ACIDO NITRICO FOR 1000 ML, C(HNO3) = 1 M</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109967</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_5c1fbb61-71ec-410c-b94f-c8930526583b.jpg?v=1756994505</image:loc>
      <image:title>ALUMINIO - PATRON 1000 MG AL</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109968</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_66ad5368-9e61-486d-8d72-dbb3600292dd.jpg?v=1756994505</image:loc>
      <image:title>BARIO PATRON 1000 MG</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109969</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_dbd30ce2-9752-4395-9b48-525cca09d48f.jpg?v=1756994505</image:loc>
      <image:title>PLOMO PATRON 1000 MG PB, (PB(NO3)2 IN H2</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109970</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_e65665d4-86b4-43ff-8769-dd39fc5a1dde.jpg?v=1756994504</image:loc>
      <image:title>ACIDO CLORHIDRICO TITRISOL 1N</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109971</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_70423479-e0ca-4cad-91f6-8fe2fbae08b1.jpg?v=1756994504</image:loc>
      <image:title>ACIDO CLORHIDRICO SOL 0,5 N TITRISOL</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109981</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_4dc46426-f322-4589-a62f-9d228dca2994.jpg?v=1756994504</image:loc>
      <image:title>ACIDO SULFURICO SOL. 1N</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109982</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_2851b981-8d04-4321-b2a3-f821a3bbe145.jpg?v=1756994503</image:loc>
      <image:title>ACIDO SULFURICO FOR 1000 ML, C(H2SO4) =</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109984</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_eb9ccd69-a7a6-4e15-82f6-434cac8ba992.jpg?v=1756994503</image:loc>
      <image:title>ACIDO SULFURICO SOL.0,1N</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109986</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_0e616f5b-3b20-4b81-b2ed-e59967297b5a.jpg?v=1756994503</image:loc>
      <image:title>COBALTO PATRON 1000 MG CO (COCL2 IN H2O)</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109988</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_6b04cc7b-ccc0-4b41-9dbf-f60d5e00762f.jpg?v=1756994502</image:loc>
      <image:title>MANGANESO PATRON 1000 MG MN, (MNCL2 IN H</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109989</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_ad7217ca-39e5-4362-b4f8-c6a206da6726.jpg?v=1756994502</image:loc>
      <image:title>NIQUEL PATRON 1000 MG NI, (NICL2 IN H2O)</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109991</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_c0deaa68-c18a-4c2f-8fe7-59ab3a49c0b6.jpg?v=1756994502</image:loc>
      <image:title>CINC SULFATO EN SOLUCIN</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/109994</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_f13f174f-9b71-4fd7-8c45-2eef1eb49e29.jpg?v=1756994501</image:loc>
      <image:title>VANADIO PATRON 1000 MG V, (VOSO4 IN 8.6%</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110003</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_529e1771-1aa9-4fe6-8419-634d53e5dc52.jpg?v=1756994501</image:loc>
      <image:title>TEST COBRE MQUANT</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110004</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_8f2bfe04-eb61-4289-bf34-a2c2bed5d024.jpg?v=1756994500</image:loc>
      <image:title>TEST HIERRO COLORIMETRICO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110006</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_fc9d75c7-dac9-4b06-a997-6f67432d8870.jpg?v=1756994500</image:loc>
      <image:title>TEST NIQUEL METODO COLORIMETRICO CON TIRAS DE</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110007</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_c1c79ec1-c0a2-4e60-a190-a57334255398.jpg?v=1756994500</image:loc>
      <image:title>TEST NITRITOS 2-80 MG/L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110012</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_4cc94e92-d546-48ea-a24c-35895733089d.jpg?v=1756994499</image:loc>
      <image:title>TEST CROMATOS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110013</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_afd1e442-abed-44cf-bc3f-2648ac62f49c.jpg?v=1756994499</image:loc>
      <image:title>TEST SULFITOS 10-400 MG/L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110015</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_494ecb21-474a-4104-abf6-034ae7dadf5f.jpg?v=1756994499</image:loc>
      <image:title>TEST ALUMINIO COLORIMETRICO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110019</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_ca9b1484-de94-417b-bdb5-d41ceb15d223.jpg?v=1756994498</image:loc>
      <image:title>TEST SULFATOS COLORIMETRICO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110022</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_8585a4b4-3d8f-465e-b8a9-bf4e11c62c47.jpg?v=1756994498</image:loc>
      <image:title>TEST NITRITOS METODO COLORIM 100 STRIPS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110024</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_0896b0aa-ed19-4a52-8df6-6cb4fd8e2bc9.jpg?v=1756994498</image:loc>
      <image:title>TEST AMONIO COLORIMETRICO 10-400 MG/L NH4+</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110025</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_105f7f3d-155c-486f-a9ea-259fa45b10d5.jpg?v=1756994497</image:loc>
      <image:title>TEST DUREZA TOTAL MQUANTTM 100 STRIPS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110028</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_6a406569-b5eb-4a05-a54d-a7a75583547d.jpg?v=1756994497</image:loc>
      <image:title>TEST DE ESTAO MQUANT X50 TIRAS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110032</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_2481b563-d25c-44f7-b6fa-08d1af7eff21.jpg?v=1756994496</image:loc>
      <image:title>TEST DE DUREZA TOTAL</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110036</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_d919da9b-e1d6-478c-abe9-b20c0e06e7c6.jpg?v=1756994496</image:loc>
      <image:title>TEST FORMALDEHIDO METODO COL 100 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110044</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_3bc13fcb-c803-47bc-9bcf-3493c334b13b.jpg?v=1756994496</image:loc>
      <image:title>TEST CIANUROS COLORIMETRICO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110046</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_a6b5ec73-b1ef-468b-a833-8ff0ca37197a.jpg?v=1756994495</image:loc>
      <image:title>TEST DUREZA TOTAL MQUANTTM 100 STRIPS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110049</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_4196c4e4-0c61-40bc-a662-b8efb98eeeb0.jpg?v=1756994495</image:loc>
      <image:title>TEST MOLIBDENO METODO COLORI 100 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110057</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_d91d6091-5c31-42df-b814-8d9cdb8bf002.jpg?v=1756994494</image:loc>
      <image:title>TEST NITRITOS MTODO COLORIMTRICO CON TIRAS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110077</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_c07f915b-d5c6-46e9-a136-9797bc49a2f8.jpg?v=1756994494</image:loc>
      <image:title>TEST PLOMO MÉTODO COLORIMÉTRICO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110079</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_1a4b5e28-3029-4b0f-b90b-52b6d35b1eef.jpg?v=1756994494</image:loc>
      <image:title>TEST CLORUROS COLORIMETRICO</image:title>
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  <url>
    <loc>https://www.ofquimica.cl/products/110080</loc>
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    <changefreq>daily</changefreq>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_e68f16e2-7f80-49c1-9b2b-a74846e414d0.jpg?v=1756994493</image:loc>
      <image:title>TEST MANGANESO METODO COLORIMETRICO</image:title>
      <image:caption></image:caption>
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  <url>
    <loc>https://www.ofquimica.cl/products/110081</loc>
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    <changefreq>daily</changefreq>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_1ba651b6-eaad-422c-b083-8a4b10f6dbdd.jpg?v=1756994493</image:loc>
      <image:title>TEST PEROXIDOS METODO COLORI 100 STRIPS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110083</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_d879e420-28f4-41bd-adbd-4c2513369712.jpg?v=1756994493</image:loc>
      <image:title>TEST CALCIO METODO COLORIMET 60 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
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  <url>
    <loc>https://www.ofquimica.cl/products/110107</loc>
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    <changefreq>daily</changefreq>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_580ce01c-169e-43a0-b96c-c8160e7c9990.jpg?v=1756994492</image:loc>
      <image:title>ARSENAZO III INDICADOR PARA VALORAR METALES</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110123</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_930c65c2-bf4f-44cf-9d09-e03631eb5fa5.jpg?v=1756994492</image:loc>
      <image:title>PROTAMINA SULFATO 98%</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110307</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_f571f24a-4f7f-48b5-84bf-82dd033a214b.jpg?v=1756994492</image:loc>
      <image:title>KIT DE PROTEINAS SEGUN BIURET</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110322</loc>
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    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_16005f5a-d700-4b45-a8ea-ddc6e30ad6ba.jpg?v=1756994491</image:loc>
      <image:title>PATRON DE MULTIELEMENTOS VII 100 ML</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110337</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_a598f2f3-7da7-40d4-8b11-2f8d8930da22.jpg?v=1756994491</image:loc>
      <image:title>TEST PEROXIDOS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110428</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_848b941c-bf40-4fd5-ae0b-34539118bf8c.jpg?v=1756994491</image:loc>
      <image:title>TEST FOSFATOS EN TIRAS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110537</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_54741fb2-fa4e-4f49-8256-5974ef67881a.jpg?v=1756994490</image:loc>
      <image:title>KIT DE CLARIFICACION DE CARREZ</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110580</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_4dbfebd1-33ba-4895-8f79-64655d0e1320.jpg?v=1756994490</image:loc>
      <image:title>ICP SOLUCION PATRON MULTIELEMENTOS VI</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110630</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_0137dda0-9373-42f5-8ceb-3638aa48e7fe.jpg?v=1756994490</image:loc>
      <image:title>TB-COLOR VERDE MALAQUITA SOLN.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110648</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_e36b215b-ce92-4320-87b8-3426c0a6ba5a.jpg?v=1756994489</image:loc>
      <image:title>DUREZA DE CARBONATOS 100 TIRAS DE PRUEBA</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110714</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_b207261d-f419-4919-b2e2-2128fb57d80a.jpg?v=1756994489</image:loc>
      <image:title>SOLUCION PATRON MULTIELEMENTOS ICP</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110732</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_c0dc565a-7389-4169-a91b-b8c783ac99f5.jpg?v=1756994489</image:loc>
      <image:title>N,N,N&apos;,N&apos;-TETRAMETILETILENDIAMINA (TEMED</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110789</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_33c0c9a8-63f9-4b4d-9d2f-b50831c46251.jpg?v=1756994488</image:loc>
      <image:title>Titanio(III) cloruro en solucin ca. 15%</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110841</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_348bd354-f822-4f99-8d79-1af5640f33d3.jpg?v=1756994488</image:loc>
      <image:title>P-TOLUIDINA</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110887</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_28f539ac-e683-4248-bc9c-4a0fd5b87d96.jpg?v=1756994487</image:loc>
      <image:title>SODIO DICLOROISOCIANURATO DIHIDRATO 98%</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110888</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_ae3b2d1b-d3c5-4d32-97fb-649bf30b8b34.jpg?v=1756994487</image:loc>
      <image:title>ACIDO DICLOROISOCIANURICO SAL SODICA DIHIDRAT</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110962</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_b57ef5d5-2e06-4f1d-8665-84624813e9cd.jpg?v=1756994487</image:loc>
      <image:title>PAPEL INDICADOR PH 1-14</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110982</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_cb11c8c2-7639-48c4-b29d-4dc25545dde4.jpg?v=1756994486</image:loc>
      <image:title>LANTANO(III) OXIDO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/110983</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_97deb2d6-a1ec-43bf-9b7a-9562ae7e0dba.jpg?v=1756994486</image:loc>
      <image:title>N,N-DIMETILFORMAMIDA PARA CR 1 L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/111104</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_1ff4bc22-35e4-4cf9-8298-f034ad11dc0d.jpg?v=1756994486</image:loc>
      <image:title>TEST DE DUREZA TOTAL METODO VOLUM.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/111106</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_0281d83b-6a37-4018-9719-cd6a0714a8a9.jpg?v=1756994485</image:loc>
      <image:title>TEST CLORUROS METODO VOLUMET 200 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/111107</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_9dd5b7f9-52fa-4be0-866a-4544c6946a93.jpg?v=1756994485</image:loc>
      <image:title>TEST OXIGENO METODO VOLUMETR 100 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/111109</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_c7ef8230-67a7-48f5-8562-8b94bf0c7535.jpg?v=1756994484</image:loc>
      <image:title>TEST ALCALINIDAD MCOLORTEST 200 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/111110</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_accd07c6-c133-4bb9-a00f-5550167f2381.jpg?v=1756994484</image:loc>
      <image:title>TEST CALCIO 170 TEST</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/111113</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_d98d212e-d245-4100-9be8-f83ea169c125.jpg?v=1756994484</image:loc>
      <image:title>TEST CLORO REACTIVO CL2-1 MC 2000 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/111114</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_bf9693e3-9cf4-4ead-b064-a02d56644743.jpg?v=1756994483</image:loc>
      <image:title>TEST CLORO REACTIVO CL2-2 MC 2000 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/111117</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_66e81525-f759-4120-bac4-056ee4ce1a1c.jpg?v=1756994483</image:loc>
      <image:title>TEST AMONIO SEGUN NESSLER</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/111122</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_d343029e-01b5-4821-b4be-e2f51724d12e.jpg?v=1756994483</image:loc>
      <image:title>TEST DUREZA TOTAL, ENVASE DE 600 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/111132</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_fbf8bd25-00e8-4b49-9b0b-93ff50bf53e2.jpg?v=1756994482</image:loc>
      <image:title>TEST CLORUROS METODO VOLUMET 100 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/111136</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_b2e472c0-a263-4d20-906b-f81449273491.jpg?v=1756994482</image:loc>
      <image:title>TEST HIERRO 0.1 - 0.3 - 0.5 .. 50 MG/L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/111138</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_00aab4bc-6417-472e-9686-dec5c37866cc.jpg?v=1756994482</image:loc>
      <image:title>TEST FOSFATOS MCOLORTESTTM</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/111142</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_1cba0829-de00-4b9b-9d2c-6f916be1bea3.jpg?v=1756994481</image:loc>
      <image:title>TEST DE DUREZA RESIDUAL 400 DET.</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/111148</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_5f9f3091-f3bb-413a-b096-4caca9e803cf.jpg?v=1756994481</image:loc>
      <image:title>TEST SULFITOS MTODO VOLUMETRICO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/111151</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_c8b52960-24b6-4708-b6ea-cc3dd9a78b81.jpg?v=1756994480</image:loc>
      <image:title>LABORATORIO COMPACTO PARA ANALISIS DE AGUAS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/111157</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_993dc6ad-25da-45a1-b83a-663be08b0a60.jpg?v=1756994480</image:loc>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_992d8e2d-84a3-440e-97aa-1569c299de58.jpg?v=1756994463</image:loc>
      <image:title>COOMASSIE AZUL BRILLANTE R 250 (C.I. 426</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/112979</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_e92012f5-f325-441c-8c14-d6159fc3bfb8.jpg?v=1756994463</image:loc>
      <image:title>KIT DE FIBRA DIETARIA TOTAL</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/113136</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_3ccac09c-9a70-4456-8197-2072b0b434dc.jpg?v=1756994462</image:loc>
      <image:title>ACIDO CLORHIDRICO C(HCL) = 0.357 MOL/L (</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/113351</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_3885f2c7-2d50-451f-891f-a11b7512002a.jpg?v=1756994462</image:loc>
      <image:title>METANOL</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/113386</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_517527a4-7841-4bcb-96d0-e884e74caa51.jpg?v=1756994462</image:loc>
      <image:title>ACIDO CLORHIDRICO FUMANTE 37% P.A</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/113741</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_35cba0f8-0c63-43b6-bd16-f88f2af7f245.jpg?v=1756994461</image:loc>
      <image:title>AZUL DE LACTOFENOL SOLUCION</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/113793</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_9cfa7307-1050-4216-be5e-9f27ff1a678b.jpg?v=1756994461</image:loc>
      <image:title>PLC SILICAGEL 60 F254</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/113894</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_bb7e337a-9d63-4221-8651-fb2b2a4202a7.jpg?v=1756994460</image:loc>
      <image:title>PLC SILICAGEL 60, 0.5 MM</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114266</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_07b26019-e26e-474b-b72a-3932c9bf06cf.jpg?v=1756994460</image:loc>
      <image:title>ALCOHOL POLIVINILICO COLLOIDE PROTECTOR PARA</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114275</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_1469c68b-c981-4a02-9d9a-f220278cf0e9.jpg?v=1756994459</image:loc>
      <image:title>PONCEAU S (C.I. 27195) PARA ELECTROFORES</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114282</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_080089be-907c-496e-940c-15404558530c.jpg?v=1756994459</image:loc>
      <image:title>PALADIO PATRON 1000MG/L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114394</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_964d468c-8748-4033-9953-3ea52696b295.jpg?v=1756994459</image:loc>
      <image:title>TEST SULFITO EN CUBETAS 25 TEST</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114400</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_697b2047-d8f3-4366-8d17-0b95c645eca1.jpg?v=1756994458</image:loc>
      <image:title>TEST AMONIO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114401</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_29ac9bff-fdff-476c-889e-1fc89dbe619b.jpg?v=1756994458</image:loc>
      <image:title>TEST CLORUROS 5 - 10 - 20 - 400 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114402</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_2567f4f1-c807-4bb8-b754-60bb591e356b.jpg?v=1756994457</image:loc>
      <image:title>TEST CROMATOS MCOLORTESTTM 150 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114403</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_d132e610-691c-46d7-bec4-82ba55fae682.jpg?v=1756994457</image:loc>
      <image:title>TEST HIERRO 0.01 - 0.02 - 0. 300 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114404</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_0d3441e1-1b34-4aa0-8e57-2314226d33f9.jpg?v=1756994456</image:loc>
      <image:title>TEST HIERRO 0.25 - 0.5 - 1.0 300 TEST</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114406</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_67d1c8b3-a533-436d-8293-c04f207ef8a9.jpg?v=1756994456</image:loc>
      <image:title>TEST MANGANESO 0.03-0.06-0.1 120 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114408</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_44b3328e-7730-4b7b-9d12-a4e80c9f1d07.jpg?v=1756994455</image:loc>
      <image:title>TEST NITRITOS 0,005-0,1 MG/ L</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114410</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_685685b9-c023-45e5-a286-977397b3999d.jpg?v=1756994455</image:loc>
      <image:title>TEST SILICATOS (ACIDO SILICI 150 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114411</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_5a613a0d-89bf-4500-9575-d53f35a36886.jpg?v=1756994454</image:loc>
      <image:title>TEST SULFATOS 25 - 50 - 80 - 90 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114412</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_5e59200e-1186-4f14-9b2e-7797d079bfb6.jpg?v=1756994454</image:loc>
      <image:title>TEST CINC 0.1 0.2 0.3 120 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114413</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_3fcb08e4-1ce3-4a73-a4ef-1e9a67733d95.jpg?v=1756994453</image:loc>
      <image:title>TEST ALUMINIO COLORIMETRICO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114414</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_45ff975c-db16-4c3d-a0da-eb332c8dde09.jpg?v=1756994453</image:loc>
      <image:title>TEST DE COBRE COMPARATIVO 0,05 A 0,5 MG/L CU</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114416</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_6a24902b-9511-4b07-aca3-9917c0b5c2be.jpg?v=1756994452</image:loc>
      <image:title>TEST DE SULFUROS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114417</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_527bb4df-d658-4e0f-9a90-ecf6a4bd9d23.jpg?v=1756994452</image:loc>
      <image:title>TEST CIANUROS MTODO COLORIMTRICO 65 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114418</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_7ebd0ef9-2951-4542-a3cf-c5a6650948eb.jpg?v=1756994451</image:loc>
      <image:title>TEST COBRE METODO COLORIMETRICO MCOLORTEST</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114420</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_928a41ea-0f0c-4ec6-b920-863ebe764546.jpg?v=1756994451</image:loc>
      <image:title>TEST DE NIQUEL</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114423</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_42a175af-5a26-4885-984a-7f24fab69537.jpg?v=1756994450</image:loc>
      <image:title>TEST DE AMONIO COLORIMETRICO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114428</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_6595d4c3-c333-4940-85b7-e6895066e15c.jpg?v=1756994450</image:loc>
      <image:title>TEST AMONIO COLORIMETRICO</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114429</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_5af9e92f-87c8-4791-b7d8-bb479c70ec7d.jpg?v=1756994450</image:loc>
      <image:title>TEST CIANUROS MTODO COLORIMTRICO 200 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114434</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_3c5cf838-9579-42fe-910e-40bc89d72529.jpg?v=1756994449</image:loc>
      <image:title>TEST CLORO (METODO COLORIMETRO)</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114438</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_b1d6ae2a-b529-4232-94bd-6f64c10ab4fc.jpg?v=1756994449</image:loc>
      <image:title>TEST HIERRO 0.2 - 0.4 - 0.6 500 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114441</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_6bd1eb5f-650a-4131-a7f6-8b83d55dca14.jpg?v=1756994448</image:loc>
      <image:title>TEST CROMATOS MCOLORTESTTM 300 TESTS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114449</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_3f21f215-fb9f-41dc-bd3b-1d92d758b765.jpg?v=1756994448</image:loc>
      <image:title>TEST FOSFATOS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114500</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_fabea55d-6982-42dd-91bc-58788e2178be.jpg?v=1756994447</image:loc>
      <image:title>TEST FORMALDEHIDO EN CUBETAS</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114537</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_636ec523-e9f5-4f15-8002-457a08988e51.jpg?v=1756994447</image:loc>
      <image:title>TEST CUBETAS NITROGENO TOTAL</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114538</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_175e4935-4962-4f6d-a82a-15537392781b.jpg?v=1756994447</image:loc>
      <image:title>DQO SOLUCION A PARA 114540, 65 ML</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://www.ofquimica.cl/products/114539</loc>
    <lastmod>2026-07-21T15:53:45-04:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_b0e96532-b9b7-4fda-80cc-d5eba93d4446.jpg?v=1756994446</image:loc>
      <image:title>DQO SOLUCION B PARA INTERVAL 495 ML</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
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      <image:title>TEST EN CUBETAS DQO 10-150 MG/L</image:title>
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      <image:title>TEST NITRATOS 0,5-18 mg/L FOTOMETRICO</image:title>
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  <url>
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      <image:title>TEST EN CUBETAS FOSFATOS SPE 25 TESTS</image:title>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_238a502c-d0a5-48b2-92f6-bad2b70bb262.jpg?v=1756994444</image:loc>
      <image:title>TEST AMONIO EN CUBETAS</image:title>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_8e99beb8-9323-4a1e-b110-8ae8f642e6f0.jpg?v=1756994444</image:loc>
      <image:title>TEST CUBETAS FOSFATOS 0,5-25 MG/L</image:title>
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  <url>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_e0ac261d-bf6d-47fa-8c0d-32690a0cf269.jpg?v=1756994443</image:loc>
      <image:title>TEST EN CUBETAS NITRITOS MET 25 TESTS</image:title>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_7f23952e-733c-4007-9c27-ffee571ba2a5.jpg?v=1756994443</image:loc>
      <image:title>TEST EN CUBETAS SULFATOS 5 - 250 MG/L</image:title>
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    </image:image>
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  <url>
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      <image:loc>https://cdn.shopify.com/s/files/1/0700/9769/8956/files/MERCKIMAGENDEFECTO_99163a90-c541-429f-9f31-2bfc7a90091b.jpg?v=1756994443</image:loc>
      <image:title>TEST DE CUBETAS DE FENOL</image:title>
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