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Mining Chemicals

SODIUM BISULFITE

CAS NO. 7631-90-5
Molecular formula: NaHSO3
Molecular weight: 104.07

How to buy SODIUM BISULFITE?

pce



Characteristic:
Sodium Bisulfite (Sodium hydrogen sulfite) is clear monoclinic crystal or white crystalline powder. Sulfa dioxide odor; specific density: 1.48; dissociate upon heating. Water soluble. Acidic aqueous solution. Sodium Bisulfite (Sodium hydrogen sulfite) is slightly soluble in alcohol. Readily oxidized into sodium sulfate in air. Strongly reductive. Form adduct with formaldehyde.

pecifications:

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

Application: Sodium Bisulfite (Sodium hydrogen sulfite) can be used in photographic developer, preservative for food, electrobath for electroplating of copper. For bleaching of organic products, chemical synthesis etc. NaHSO3 is Used as reductant and in pesticide etc.

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

Storage: tightly sealed and avoid light.

 
 


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