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Potassium chloride (also known as KCl or potassium salt) is a metal halide salt composed of potassium and chlorine.
P 2165 (OTTO) Potassium chloride, 99% Cas 7447-40-7 - used in medicine, lethal injections, scientific applications, food processing, soaps, and as a sodium-free substitute for table salt for people concerned about the health effects of sodium.