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We Use The Wohlwill Process

2007-5-28the wohlwill cell is a specific type of gold purification cell, using a specific type of solution and originally invented and patented by emil wohlwillvery wohlwill cell solution is made up of gold chloride and hclhe starting gold content of the solution is about 1 to 1troy ozsf gold per liter and the free hcl runs about 5 to 7.

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Zhengzhou High-tech Zone, China

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