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Sodium hydrosulfite, tech., 85+%, Thermo Scientific Chemicals Product Code.: 11307708
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Sodium hydrosulfite, tech., 85+%, Thermo Scientific Chemicals

Product Code. 11307708
100 g
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Quantity:
25 g
100 g
1 kg
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Product Code. 11307708

Brand: Thermo Scientific Alfa Aesar 033381.22

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Description

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, hydrosShow MoreShow Less
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 100 g
Assay Percent Range >85%
Solubility Information Soluble in water. Slightly soluble in alcohol.
Formula Weight 174.11
Sensitivity Moisture sensitive
Chemical Name or Material Sodium Hydrosulfite

Certificates

Certificates

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5 results found
Lot Number Certificate Type Date Catalog Number
Lot NumberZ30K039 Certificate TypeCertificate of Analysis Date06/01/2025 Catalog Number033381.22,033381.A1,033381.14
Lot NumberU09K053 Certificate TypeCertificate of Analysis Date14/08/2024 Catalog Number033381.22,033381.A1,033381.14
Lot NumberQ24K013 Certificate TypeCertificate of Analysis Date11/06/2024 Catalog Number033381.22,033381.A1,033381.14
Lot NumberZ26J011 Certificate TypeCertificate of Analysis Date25/01/2024 Catalog Number033381.22,033381.A1,033381.14
Lot NumberX24J012 Certificate TypeCertificate of Analysis Date25/01/2024 Catalog Number033381.22,033381.A1,033381.14

Safety and Handling

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Product Identifier
  • Sodium hydrosulfite, technical grade
 Signal Word
  • Danger
 Hazard Category
  • Acute toxicity Category 4
  • Serious eye damage/eye irritation Category 2
  • Self-heating substance Category 1
 Hazard Statement
  • H251-Self-heating: may catch fire.
  • H302-Harmful if swallowed.
  • H319-Causes serious eye irritation.
  • EUH031-Contact with acids liberates toxic gas.
 Precautionary Statement
  • P235+P410-Keep cool. Protect from sunlight.
  • P264-Wash face, hands and anyexposed skin thoroughly after handling.
  • P301+P312-IF SWALLOWED: Call a POISON CENTER or doctor/physician/ if you feel unwell.
  • P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
 Supplemental information
  • MIXTURE LIST-Contains : Sodium dithionite
SDS

RUO – Research Use Only

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