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Refining Karat Gold and Silver Jewelry using Inquarting method - Part 1
The Inquartation method is one of the most common methods of refining low and medium karat gold jewelry (9K-18K) and can also serve the...
Refining Karat Gold and Silver Jewelry using Inquarting method - Part 2
4 - Gold precipitation with Sodium Metabisulfite. Now that we have our Gold solution (Chloroauric acid - HAuCl4) filtered and clean of...
High Karat Gold (21K-23K) - Refining and Melting. Pt. 1
Before we start, you should know that there is some dispute regarding a direct Aqua Regia (AR) refining process for high gold content...
Gold-N-Scrap
Recovery & Refining of Precious Metals
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