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Can Real Gold Fail Acid Test? [Solved]
To perform the nitric acid test, rub your gold item on a black stone to leave a visible mark, then apply the nitric acid to the mark. Nitric acid will dissolve any base metals that aren’t gold, a real gold mark will remain.28 May 2021
Is Your Gold Real? How To Test 10K Gold with Acid - Real Results!
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How to use Gold testing acid!! What THEY don’t want you to know
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In-depth Look At Using Acid To Test If Gold Is Real Or Fake
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