SODIUM METABISULFITE

Used for the production of insurance powder, sulfamethodimethylpyrimidine, Annejin, caprolactam, etc. Used for the purification of chloroform, PHE and benzaldehyde. Used in the photographic industry as a fixative ingredient; The spice industry is used to produce vanillin; Used as a brewing industrial preservative; Rubber coagulant and cotton cloth after bleaching dechlorination agent; Organic intermediate; Used for printing and dyeing, leather; Used as a reducing agent; Used as electroplating...