Sodium Hydrogensulfite | 7631-90-5

Additional information

CAS ID

7631-90-5

IUPAC Name

sodium sulfite

Molecular Formula

HNaO3S

Molecular Weight

SMILES

[Na+].[O-]S([O-])=O

Description

23665763

Synonym:sodium bisulfite, sodium hydrogen sulfite, sodium bisulphite, sodium hydrogensulfite, sodium sulhydrate, monosodium sulfite, uantax sbs, sulfurous acid, monosodium salt, caswell no. 750, hydrogen sodium sulfite

Physical FormPowder/Solid
GradeCertified ACS
Chloride0.02% max.
Density1.480g/cm³
Heavy Metals (as Pb)0.001% max.
IdentificationPass Test
Insoluble Matter0.005% max.
Iron (Fe)0.002% max.
PackagingPoly Bottle
ColorWhite
Melting Point150°C
pH4 to 5
Chemical Name or MaterialSodium Bisulfite

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