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Potassium sulphite (K2SO3) is a chemical compound which is the salt of potassium cation and sulfite anion.
P 2517 (OTTO) Potassium sulphite, GR 90% Cas 10117-38-1 - used for the transfer of an allyl group to thiols. P 2517 (OTTO) Potassium sulphite, GR 90% Cas 10117-38-1 - used in industrial and chemical applications.