COA Center



SODIUM THIOSULPHATE 0.01 mol/L (0.01N) FOR 1000 ml traceable to NIST

Expiry date: 12 months from the date of opening


1 Bottle (01BOT)

Article No. C120B Grade
Purity CAS No. 7772-98-7
Molecular Formula Na2S2O3 Molecular Weight 158.11
H.S. Code 2832.3010 Shelf Life 36 Months

Physical Properties

Physical state at 20 °C Liquid Colour Clear Colorless
Density [g/cm3] 1.01 Solubility in water [% weight] Soluble in water


Appearance Clear colorless solution Amount of substance concentration c(Na2S2O3.5H2O) after dilution 0.01 mol/l +/-0.2%
Titre at 27°C (T) 1.0

Safety Information and Hazard Symbols

UN No.: NA
IMCO Class No.: NA
Revision Date: 04-May-2017

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