COPPERBRIGHT#25 is effective Polymer based Organic Cleaner

Tarnish remover and surface conditioner for Copper Brass and its

alloys & nonferrous metals. It is a powdered concentrate which can be

easily dissolved with water which can selectively remove light Oxides,

light Soils, Tarnishes, Fingerprints, etc. without any attack on the base

metal. It is harmless and low inherent toxicity upon direct contact to

skin and poses no serious disposal, and not corrosive to Stainless

steels and other machine parts that come in contact with.