sodium bisulfite

1.chemical formular: NaHSO3

molecular weight: 104.06

Purity:98%

CAS No.: 7631-90-5

2.Specification:

NaHSO3:98%MIN

Fe:0.0005%MAX

Water insoluble matter:0.04%MAX

3.Property:White crystalline powder with SO2 odor

4.Use:as reductant and antiseptic in petrochemicals,medicine,dyes industry.

5.Packing: 25kgs plastic woven bag

 

Characteristic: clear monoclinic crystal or white crystalline powder; sulfa dioxide odor; specific density: 1.48; dissociate upon heating; water soluble; acidic aqueous solution; slightly soluble in alcohol; readily oxidized into sodium sulfate in air; strongly reductive; form adduct with formaldehyde; storage: tightly sealed and avoid light.   

 

 

Application:                                                          
in photographic developer, preservative for food, electrobath for electroplating of copper; for bleaching of organic products, chemical synthesis etc.; as reductant ; in pesticide etc.