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I've used this product on 3 coins that had been cleaned too enthusiastically, and the results have been very good. ...

Great tools, must have in delicate coin cleaning, could not work wihout anymore ...

Amazing stuff, but beware, not a single time the same result with any solution. ...

The coins at Noble are good size with great detail including the uncleaned. I have not been able to duplicate ...

Fantastic! Excellent cleaning and preservation job performed on four of my Ancient Egyptian bronze antiquities; NRC cured bronze disease that ...

This product works great. All you need is a little bit on your finger tips because a little goes a ...