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Sodium hydrosulfite, tech., 85+%, Thermo Scientific Chemicals
Catalog number: 033381.22
100 g, Each
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Thermo Scientific Chemicals
Sodium hydrosulfite, tech., 85+%, Thermo Scientific Chemicals
Catalog number: 033381.22
100 g, Each
Quantity
Catalog number: 033381.22
also known as 033381-22
Price (EUR)
29,61 Online price
32,90
Each
Quantity
-
Chemical Identifiers
CAS
7775-14-6
IUPAC Name
disodium sulfinatosulfinate
Molecular Formula
Na2O4S2
InChI Key
JVBXVOWTABLYPX-UHFFFAOYSA-L
SMILES
[Na+].[Na+].[O-]S(=O)S([O-])=O
Specifications
Specification SheetAssay (unspecified)
≥85.0%
Appearance (Color)
White
Form
Powder
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.
RUO – Research Use Only
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Safety and Handling
Classification of the substance or mixture
CLP classification - Regulation(EC) No 1272/2008
Self-heating substances/mixtures
Category 1
Acute oral toxicity
Category 4
Serious Eye Damage/Eye Irritation
Category 2
Label Elements
Signal Word
Danger
Hazard Statements
H302 - Harmful if swallowed
H319 - Causes serious eye irritation
Physical Hazards
H251 - Self-heating: may catch fire
EU Specific Hazard Statements
EUH031 - Contact with acids liberates toxic gas
Precautionary Statements
P235 + P410 - Keep cool. Protect from sunlight
P264 - Wash face, hands and any exposed 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