SODIUM THIOSULPHATE Pentahydrate 99% Pure

Article No S-08392
CAS No 10102-17-7
HSN Code 28323010
Purity Min. 99.0%
Grade Extra pure
Molecular Formula Na2S2O3.5H2O
Molecular Weight 248.17
Shelf Life 5 years


MSDS

COA

Packagings

SODIUM THIOSULPHATE Pentahydrate 99% Pure

500 gm

Specifications

Description White crystalline powder
Assay (by iodometry) 99.0 - 100.5%
Identity Passes test
Appearance of solution Passes test
pH (5% water) 6.0 - 8.4
Chloride (Cl) Max. 0.05%
Heavy metals (as Pb) Max. 0.001
Melting point/Freezing point (˚C) 48˚C
Boiling point (˚C) >100˚C
Solubility in water (% weight) 79g/100ml water at 4˚C