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Na2S2O3·5H2O
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Formula
Na2S2O3·5H2O
Formula Weight
248.18 a.m.u.
Nomenclature
IUPAC
Disodium trioxidodisulfate pentahydrate
Stock
Sodium thiosulfate pentahydrate
Traditional
Sodic thiosulfate pentahydrate
Type
ternary salt
Chemical signs
Risks
  • R36/38 - Irritating by inhalation and if swallowed.