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Sodium Metabisulfite Tech Grade

Sodium Metabisulfite Tech Grade

Name:Sodium Metabisulfite Tech Grade
Alias:Sodium pyrosulfite tech grade
Molecular formula:Na2S2O5
Molecular weight: 190.10
Sodium Metabisulphite powder 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 Industrial Uses:

Dye printing mordant;
Textile antichlor after being bleached;
Reducing agent and sulfonating agent for chemical and medical use;
Bamboo, wood, paper fiber bleaching agent, non-ferrous metal ore dressing agent, waste water treating , rubber freezing agent;

Packing: Packed in polypropylene bag lined with polyethylene bag.