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Zinc Displace Gold From Aqua Regia

Zinc Displace Gold From Aqua Regia

I use a simple method By using zinc powder Put into chemicals gold precipitated from zinc powder Slowly add zinc powder slowly Gold sediment filter separated from chemicals I use 68 Nitric Acid with boiled gold sediments at 90 degrees Celsius to get rid of other metals precipitate gold with zinc powder aqua regia gold youtube

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