AMQUAT SS 211 is new generation wood preservative which is non arsenic and non chromium. AMQUAT SS 211 is based on ammonical copper quaternary. Ammoniacal copper quaternary wood preservatives are made up of copper which is a fungicide and quaternary ammonium compound which also augments the fungicidal treatment is a wood preservative. Quaternary ammonium cations, also known as quaternary ammonium salts, quaternary ammonium compounds or “Quats”, are salts of quaternary ammonium cations with an
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