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Potassium chloride (also known as KCl or potassium salt) is a metal halide salt composed of potassium and chlorine. It is odorless and has a white or colorless vitreous crystal appearance.
P 2168 (OTTO) Potassium chloride, for molecular biology, 99.5% Cas 7447-40-7 - used in water as a completion fluid in petroleum and natural gas operations, as well as being an alternative to sodium chloride in household water softener units.