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Sodium Dithionite

Sodium Dithionite / CAS : 7775-14-6

Appearance White Powder/Solid UN 1384
HS 28311010 DG Class 4.2
Synonyms Sodium Sulfoxylate; Sodium Hydrosulfite; Sodium Hypodisulfite; Dithionous Acid,Disodium Salt; Vatrolite; Burmol; Blankit; Dithionous Acid Disodium Salt; Hydrosulfite; Sodium Hydrosulphite
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Properties

Summary

Formula
Na2O4S2
Molecular Mass
174.10700
Exact Mass
173.90300
PSA
118.68000
Logp
0.39100
IUPAC
Sodium sulfoxylate
SMILES
[O-]S(=O)S(=O)[O-].[Na+].[Na+]

Attribute classification

Matter Classification
inorganic
Category
Auxiliary > Paper Additives

Chemical and Physical Properties

Melting Point
300 °C
Density
2.13
Boiling Point
1390°C
Flash Point
>100°C
Appearance
White Powder/Solid
Acidity and Basicity
acidness

Export information

HS Code
28311010
Export Rebate
0
UN No.
1384
DG-Class
4.2
Risk Code
R7-22-31
Safety Label
Xn

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