Sodium Metabisulfite/ Sodium Metabisulphite or SMBS is an inorganic compound finding versatile applications as a disinfectant, antioxidant and preservative agent. Sodium Metabisulfite, a bleaching agent in pulp and textile manufacture acts as a reducing agent in pharmaceuticals. It's also a known preservative in cosmetics.
Uses of SMBS:- As a preservative in food and starch
- As a bleaching agent in textile industries for wool and jute.
- As a developing solution in photography
- As a cleaning agent in wine and beers, also used as a sterilizer in brewing process of beer.