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Sodium Bisulfite

Sodium Bisulfite / CAS : 7631-90-5

Appearance White. Powder,Solid UN 2693
HS 28321000 DG Class 0
Synonyms Sodium,Hydrogen Sulfite; Sulfurous Acid Monosodium Salt; Sodium Metabisulphite; Sodium Hydrogen Sulfite; Sodium Hydrogen Sulphite; Sodium Bisulphite; Sodium BI Sulphite; Metabisulphite Sodium; MBS; Sodium Bidulfite
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Properties

Summary

Formula
HNaO3S
Molecular Mass
104.06100
Exact Mass
103.95400
PSA
79.57000
Logp
0.20420
IUPAC
sodium;hydrogen sulfite
SMILES
OS(=O)[O-].[Na+]

Attribute classification

Matter Classification
inorganic
Category
Auxiliary > Water Treatment Chemicals
Auxiliary > Textile Auxiliaries
Food(Feed) Additives > Anti Corrosion And Preservation

Chemical and Physical Properties

Melting Point
150 °C
Density
1.48
Appearance
White. Powder,Solid
Acidity and Basicity
acidness

Export information

HS Code
28321000
Export Rebate
0%
UN No.
2693
DG-Class
0
Risk Code
R22-31-41-52
Safety Label
Xn

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