Product Information
Biological Information
Physicochemical Information
Density2.5 g/cm3 (20 °C)
Flash point>100 °C
Ignition temperature>200 °C
Melting Point100 °C (decomposition)
pH value5.5 - 8.5 (50 g/l, H₂O, 20 °C)
Bulk density1250 kg/m3
Solubility250 g/l (slow decomposition)
Materials Information
Toxicological Information
LD 50 oralLD50 Rat 2500 mg/kg
Safety Information according to GHS
Hazard Pictogram(s) Hazard Pictogram(s)
Hazard Statement(s)H251: Self-heating: may catch fire.
EUH031: Contact with acids liberates toxic gas.
Signal WordDanger
Storage class4.2 Pyrophoric and self-heating hazardous materials
WGKWGK 1 slightly hazardous to water
Sulfides and sulfites as well as other reducing substances, inorganic cyanides and isonitriles: Stir into sodium hypochlorite solution (Cat. No. 105614) and, if necessary, leave to react for several days. Caution: some substances may show a violent reaction! Draw off any toxic or flammable gases that may be formed. Excess oxidant should be neutralized with sodium thiosulfate (Cat. No. 106513). Container D or E.
Safety Information
Hazard Symbols Hazard SymbolsHarmful
Hazard SymbolsOxidising
Categories of dangeroxidizing, harmful
R PhraseR 7-22-31
May cause fire.Harmful if swallowed.Contact with acids liberates toxic gas.
S PhraseS 3/7-14
Keep container tightly closed in a cool place.Keep away from .?.
Product Usage Statements
Storage and Shipping Information
StorageStore at +5°C to +30°C.
Packaging Information
Transport Information
Declaration (railroad and road) ADR, RIDUN 1384 , 4.2, II
Declaration (transport by air) IATA-DGRUN 1384 , 4.2, II
Declaration (transport by sea) IMDG-CodeUN 1384 , 4.2, II
Supplemental Information
Assay (iodometric)≥ 85.0 %
Identitypasses test
Chloride (Cl)≤ 0.05 %
Fe (Iron)≤ 0.005 %


Sodium dithionite SDS


Safety Data Sheet (SDS) 

Sodium dithionite Certificates of Analysis

Product Number PackagingSpecificationLot Number
1065051000 Metal canPDF Specification Document
1065059050 Steel drumPDF Specification Document

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