clay processing get for 1 gram gold process
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clay processing get for 1 gram gold process

clay processing get for 1 gram gold process

Jul 15, 2020· The Millerprocessis rapid and simple, but it producesgoldof only about 99.5 percent purity. The Wohlwillprocessincreases purity to about 99.99 percent by electrolysis. In thisprocess, a casting of impuregoldis lowered into an electrolyte solution of hydrochloric acid andgoldchloride.

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