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Sodium Sulfite

Sodium Sulfite / CAS : 7757-83-7

Appearance White crystal or powder UN -
HS 28321000 DG Class -
Synonyms Anhydrous Sodium Sulphite; Natrii Sulphis; Sodium Sulphite; Sodium Sulfite Anhydrous; Disodium,Sulfite; Sulftech; Sulfurous Acid,Disodium Salt; Sodium Sulfite Solution; Disodium Sulfite; Natrium Sulfurosum; Sodium Sulphite Powder; Soduim Sulfite
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Properties

Summary

Formula
Na2O3S
Molecular Mass
126.04300
Exact Mass
125.93600
PSA
82.40000
Logp
-0.13840
IUPAC
disodium;sulfite
SMILES
[O-]S(=O)[O-].[Na+].[Na+]

Attribute classification

Matter Classification
organic
Category
Inorganic Chemicals > Inorganic Salt
Auxiliary > Textile Auxiliaries
Food(Feed) Additives > Bleaching Agents

Chemical and Physical Properties

Melting Point
500 °C
Density
2.63
Appearance
White crystal or powder

Export information

HS Code
28321000
Export Rebate
0%
Risk Code
R22; R36/37/38
Safety Label
Xn

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