Sodium metabisulfite

Sodium metabisulfite

Sodium metabisulfite

Sodium metabisulfite or sodium pyrosulfite (IUPAC spelling; Br. E. sodium metabisulphite or sodium pyrosulphite) is an inorganic compoundof chemical formula Na2S2O5. The substance is sometimes referred to as disodium metabisulfite. It is used as a disinfectantantioxidant, and preservative agent.

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