sulphuric acid in reverse gold electroplating
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Reverse electroplating: Removing Chrome Plating From Parts In A Tank: Smelting and Gold Refining Part 2: Electroplating copper to recover gold and silver
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Plating
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Reverse plating cell - GoldRefiningWiki
The Reverse plating cell, also called sulfuric acid cell, is an electrolytic reverse plating cell that only removes gold or silver plating. (reference?)
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