Sodium Bisulfite molecular formula:NaHSO3 Molecular weight: 104.07 CAS: 7631-90-5 Appearance:White crystal powder

Remark:we are push-selling it now

SODIUM BISULFITE       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.                     

Specifications:

Item	Standard
Purity (in SO2)	65%min
pH (5% aqueous solution)	4.0-4.5
Water insoluble substance	0.02%max
Fe	0.01%max
Heavy metal(as Pb)	0.02%max

.Package: 25/50kg N.W. in knitted bag lined with PVC bag  

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.

Sodium Bisulfite65%min