Wohlwill Process | Gold Refining | Monaco Rare Coins
· Wohlwill process is a process that is used to refine gold to the highest degree of purity (%) with a process of industrial scale chemical procedures. Many people do not realize or even think about he purity of their gold. However the fact of the matter is that the purity of gold affects everything from the value of the gold to its qualities in terms of being efficient for different ...
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