sodium metabisulfite
Synonyms: Disodium disulfite; disodium metabisulfite; disodium pyrosulfite; sodium disulfite; sodium metabisulphite; sodium pyrosulfite
CAS No.:7681-57-4

Molecular Structure: Na2S2O5
Specification:
Appearance......................................white or light yellow crystalline powder
Content.............................................96.5%min
Iron....................................................0.005%max
Water insoluble...............................0.05%max
Arsenic.............................................0.0001%max

Application: Mordant of printing and dyeing; Dechlorinate of textile after bleaching; Sulphonated agent and reducer of chemical industry and pharmacy; Bleach of paper pulp, bamboo and timber bleach of stapk; Treatment agent of waste water; Rubber solidifying agent; Perfume industry is served as hydrocarbon perfume aldehyde. The hide profession employ to do to molt dose and pliable dose and wearproof dose, The sensitize industry is served as the developing agent reductant and the protection of fixing bath dose and so on; sewage treatment.

Hazard Class: Non-dangerous goods.