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REFINING-HOW-TO REFINE GOLD WITH AQUA-REGIA

how-to refine gold with aqua-regia (platinum can be refined in ar ,but it is best to use a electrolitic system) ... (smb weight=gold weight you expect).

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How to Refine Gold by the Aqua Regia Acid Method. Instructions. The two acids which are used in this process are concentrated hydrochloric and nitric acids.

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REFINING-RECOVERY OF GOLD,SILVER AND PLATINUM GROUP METALS

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