{"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\u003eThis listing includes:\u003c\/p\u003e\n\u003cp\u003e- (1) JSP 8 ounce bag of Gold Precipitant 8 ounces (1\/2 lb) Sodium Metabisulfite, 99% (Na2S2O5) pure food\/photo grade.\u003c\/p\u003e\n\u003cp\u003eAlso known as SMB, Pyrosulfite, and Disodium.\u003c\/p\u003e\n\u003cp\u003eUsed in gold refining as a gold precipitant. To be used as a gold precipitant for aqua regia.\u003c\/p\u003e\n\u003cp\u003eUse 1 oz of SMB mixed in 20-30 ml of water per ounce of metal in the aqua regia solution to precipitate the gold.\u003c\/p\u003e\n\u003cp\u003eA MUST-HAVE for anyone who invests in gold, silver, or platinum!\u003c\/p\u003e\n\u003cp\u003eIf you have any further questions, please feel free to contact us. We look forward to serving you in the future.\u003c\/p\u003e","brand":"GOLD TESTING EQUIPMENT","offers":[{"title":"Default Title","offer_id":44863184830508,"sku":"JSP Gold Precipitant 8 oz","price":14.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0618\/6260\/8940\/files\/medium_f4e3342a-d5a3-4f64-84c9-f3bb107b6190.jpg?v=1760630594","url":"https:\/\/littleredgeneralstore.com\/products\/jsp-gold-precipitant-8-oz-refining-recovery-test-acid-aqua-regia-metals-smb-pyrosulfite","provider":"Little Red General Store","version":"1.0","type":"link"}