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Sodium hydrosulfite, tech., 85+%

Catalog No. AA33381A1
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Quantity:
25 g
100 g
1 kg

CAS: 7775-14-6 | Na2O4S2 | 174.096 g/mol

Sodium hydrosulfite is used as a reducing agent in aqueous solutions, sulfonating agent , chelating agent and decolorizing agent in organic reactions. It finds application in water treatment, gas purification, cleaning, leather, polymers, photography, and many others. It is involved in chemical enhanced oil recovery to stabilize polyacrylamide polymers against radical degradation in the presence of iron. It plays an important role to determine the iron content in soil chemistry.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 7775-14-6
Molecular Formula Na2O4S2
Molecular Weight (g/mol) 174.096
MDL Number MFCD00011640
InChI Key JVBXVOWTABLYPX-UHFFFAOYSA-L
Synonym sodium dithionite, sodium hydrosulfite, disodium dithionite, vatrolite, sodium sulfoxylate, sodium hydrosulphite, dithionous acid, disodium salt, blankit, burmol, hydros
PubChem CID 24489
ChEBI CHEBI:66870
SMILES [O-]S(=O)S(=O)[O-].[Na+].[Na+]

Specifications

Melting Point 52°C (decomposition)
Color White
Physical Form Powder
Quantity 1 kg
Assay Percent Range >85%
Solubility Information Soluble in water. Slightly soluble in alcohol.
Formula Weight 174.11
Sensitivity Moisture sensitive
Appearance White powder
Chemical Name or Material Sodium hydrosulfite
Hazard Category H302-H319-X
Precautionary Statement P235+P410-P264b-P270-P280-P301+P312-P305+P351+P338-P330-P501c
DOTInformation DOT Class: 4.2; Packing Group: II
EINECSNumber 231-890-0
TSCA Yes
Recommended Storage Ambient temperatures

RUO – Research Use Only

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