February 20, 2023 Potassium Permanganate, also called Permanganic Acid or “Pot Perm”, is a potassium salt with a dark purple color commonly used for water treatment. Despite it’s common usage, most “Pot Perm” used in the United States is supplied by just one producer, Carus. Carus is the only producer of Potassium and Sodium Permanganate […]