This cleaner is designed for proof, mint state, and almost uncirculated coins Works on gold, silver, copper, nickel brass coins Not designed for heavily tarnished or dirty coins 8 Fl. Oz. bottle of MS-70 industrial strength coin brightener & cleaner, safe to use on gold, silver, nickel, copper, bronze, brass, and other metals.
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What are the opinions of cleaning coins like this? Should I? Is it ok to use a high quality ultra sonic cleaner? (I have around 100 coins, looking for a fast solution)
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