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 |
500 gm
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 |