{"product_id":"jsp-gold-precipitant-8-oz-refining-recovery-test-acid-aqua-regia-metals-smb-pyrosulfite","title":"JSP Gold Precipitant 8 oz Refining \u0026 Recovery Test Acid Aqua Regia Metals SMB Pyrosulfite","description":"\u003cp data-start=\"221\" data-end=\"423\"\u003eThis listing includes \u003cstrong data-start=\"243\" data-end=\"297\"\u003eone 8 oz bag of JSP Sodium Metabisulfite (Na₂S₂O₅)\u003c\/strong\u003e, a high-purity chemical commonly used in precious metal refining to \u003cstrong data-start=\"366\" data-end=\"422\"\u003eprecipitate dissolved gold from aqua regia solutions\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"425\" data-end=\"595\"\u003eSodium Metabisulfite is widely used by refiners and hobbyists during the gold recovery process to convert dissolved gold in solution back into solid metallic gold powder.\u003c\/p\u003e\n\u003cp data-start=\"597\" data-end=\"760\"\u003eAlso known as \u003cstrong data-start=\"611\" data-end=\"666\"\u003eSMB, Sodium Pyrosulfite, and Disodium Metabisulfite\u003c\/strong\u003e, this reagent is a standard and reliable gold precipitant in the aqua regia refining process.\u003c\/p\u003e\n\u003chr data-start=\"762\" data-end=\"765\"\u003e\n\u003ch3 data-section-id=\"1o2c85r\" data-start=\"767\" data-end=\"786\"\u003eProduct Details\u003c\/h3\u003e\n\u003cp data-start=\"788\" data-end=\"956\"\u003e• \u003cstrong data-start=\"790\" data-end=\"802\"\u003eProduct:\u003c\/strong\u003e Sodium Metabisulfite (Na₂S₂O₅)\u003cbr data-start=\"833\" data-end=\"836\"\u003e• \u003cstrong data-start=\"838\" data-end=\"849\"\u003eWeight:\u003c\/strong\u003e 8 ounces (½ lb)\u003cbr data-start=\"865\" data-end=\"868\"\u003e• \u003cstrong data-start=\"870\" data-end=\"881\"\u003ePurity:\u003c\/strong\u003e 99%\u003cbr data-start=\"885\" data-end=\"888\"\u003e• \u003cstrong data-start=\"890\" data-end=\"899\"\u003eForm:\u003c\/strong\u003e White crystalline powder\u003cbr data-start=\"924\" data-end=\"927\"\u003e• \u003cstrong data-start=\"929\" data-end=\"939\"\u003eGrade:\u003c\/strong\u003e Photo\/Food grade\u003c\/p\u003e\n\u003chr data-start=\"958\" data-end=\"961\"\u003e\n\u003ch3 data-section-id=\"dm3hvd\" data-start=\"963\" data-end=\"994\"\u003eCommon Use in Gold Refining\u003c\/h3\u003e\n\u003cp data-start=\"996\" data-end=\"1118\"\u003eSodium Metabisulfite is used to \u003cstrong data-start=\"1028\" data-end=\"1083\"\u003eprecipitate gold from filtered aqua regia solutions\u003c\/strong\u003e after the gold has been dissolved.\u003c\/p\u003e\n\u003cp data-start=\"1120\" data-end=\"1144\"\u003eTypical usage guideline:\u003c\/p\u003e\n\u003cp data-start=\"1146\" data-end=\"1352\"\u003eMix approximately \u003cstrong data-start=\"1164\" data-end=\"1262\"\u003e1 ounce of Sodium Metabisulfite with 20–30 ml of water per ounce of gold dissolved in solution\u003c\/strong\u003e, then slowly add the mixture to the filtered aqua regia solution to precipitate the gold.\u003c\/p\u003e\n\u003chr data-start=\"1354\" data-end=\"1357\"\u003e\n\u003ch3 data-section-id=\"1qmgibc\" data-start=\"1359\" data-end=\"1372\"\u003eIdeal For\u003c\/h3\u003e\n\u003cp data-start=\"1374\" data-end=\"1481\"\u003e• Gold refining\u003cbr data-start=\"1389\" data-end=\"1392\"\u003e• Precious metal recovery\u003cbr data-start=\"1417\" data-end=\"1420\"\u003e• E-waste processing\u003cbr data-start=\"1440\" data-end=\"1443\"\u003e• Laboratory and refining applications\u003c\/p\u003e\n\u003chr data-start=\"1483\" data-end=\"1486\"\u003e\n\u003cp data-start=\"1488\" data-end=\"1618\"\u003eIf you have any questions about this product or refining supplies, please feel free to contact us. We look forward to serving you.\u003c\/p\u003e","brand":"GOLD TESTING EQUIPMENT","offers":[{"title":"Default Title","offer_id":45591454154796,"sku":"JSP Gold Precipitant 8 oz","price":14.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0728\/0954\/5772\/files\/medium_f4e3342a-d5a3-4f64-84c9-f3bb107b6190.jpg?v=1780422692","url":"https:\/\/smartsupplydeals.com\/products\/jsp-gold-precipitant-8-oz-refining-recovery-test-acid-aqua-regia-metals-smb-pyrosulfite","provider":"Smart supply deals","version":"1.0","type":"link"}