(3 oz.)
Museum Precious Metals Cleaning Plate Tarnish dissolves and transfers to the cleaning plate, which lasts indefinitely and rinses clean under the tap.. per 1 quart of water.Non-toxic and harmless to precious gems, the tarnish remover cleans copper, quality brass, bronze, stainless steel, silver, and gold (but each type of metal must be cleaned seperately, do not clean different metals in the same wash).