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large scale complete gold processing line

large scale complete gold processing line

TheMiller processis rapid and simple, but it producesgoldof only about 99.5 percent purity. TheWohlwill processincreases purity to about 99.99 percent by electrolysis. In this process, a casting of impure gold is lowered into an electrolyte solution of hydrochloric acid andgold chloride.

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