Gold refining from ScrapThere are several methods ... Put acid then gold then sodium nitrate ... Copper can also be precipitated out of solution using Sodium ...
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Silver nitrate will stain skin ... Details of Gold Drying process 8. Gold Refining ... it takes about 20 grams of sodium 12. Gold Refining ...
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Gold Refining • View topic making nitric acid. sodium nitrate can be used to make nitric acid but it is not recommended that you use it to distill ...
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