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How To Separate Gold From Metal

How To Separate Gold From Metal

2020-5-15The gold is washed thoroughly and sweetened in wooden filters boiling distilled water being poured through it until the washings will no longer redden blue litmus paper. The silver is precipitated from these washings as chloride by the addition of salt. The gold is then pressed dried melted and cast into bars which are from 998 to 999 fine

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