Sodium Metabisulfite Tech Grade

Name:Sodium Metabisulfite Tech Grade
Alias:Sodium pyrosulfite tech grade
Molecular formula:Na2S2O5
Molecular weight: 190.10
Sodium Metabisulphite is a white to slightly yellowish crystalline powder with sulfur dioxide odor; readily soluble in water.

Item	Sodium metabisulfite 96%	Sodium metabisulfite 97.5%
Na2S2O5 %≥	96.0	97.5
Fe %≤	0.005	0.002
Insol. in water%≤	0.05	0.02
Arsenic ≤	0.0001	0.0001

Sodium Metabisulphite Tech Grade Use:

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 Stap; treatment agent of waste water; rubber solidifying agent perfume industry is served as hydro carbon perfume aldehyde.