Other names: sodium hyposulfite, hyposulphite of soda
Molecular formula: na2s2o3 molar mass: 158.09774 g/mol
Appearance: white crystals
Density and phase
1.667 g/cm³, solid
Solubility in water
Very soluble
Melting point
48.3 c
Boiling point
N/a
Basicity (pkb)
N/a
Properties: white crystal powder
Items specification
Na2s2o3•5h2o99.0% min
Water-insoluble0.01% max
Sulphide(as na2s++0.001% max
Fe0.002% max
Ph value++200g/l solution++6.5+9.5
Application: mainly used for medicine, glass, printing and dyeing, fertilizer, etc..
Packing: 25kg/bag pp/pe
Supplier: Sodium nitrite, sodium nitrate, sodium metabisulfite, sodium sulfite anhydrous, sodium hyposulfite
