Product name:Sodium metabisulfite
CAS:7681-57-4
Molecular Formula:2Na.O5S2
Formula Weight:190.11
Specification:500g
Description:
Sodium metabisulfite or sodium pyrosulfite (IUPAC spelling; Br. E. sodium metabisulphite or sodium pyrosulphite) is an inorganic compound of chemical formula Na2S2O5. The name is sometimes referred to as disodium (metabisulfite, etc). It is used as a disinfectant, antioxidant and preservative agent.