Sodium Thiosulphate 5-Hydrate AR
Sodium hyposulphite pentahydrate
| Product Size | 500gm/1Kg/50Kg | Grade | Analytical Reagent (AR) |
| Purity | 99.5% | CAS No. | 10102-17-7 |
| Molecular Formula | Na2S2O3.5H2O | Molecular Weight | 248.17 |
| H.S. Code | 28323000 | Shelf Life | 60 months |
Specifications
| Minimum Assay | 99.5% |
| pH (5% solution) | 5.5-7.5 |
| Water insoluble matter | Max 0.003% |
| Chloride (Cl) | Max 0.02% |
| Nitrogen compounds (N) | Max 0.01% |
| Sulphate and sulphite (SO4) | Max 0.03% |
| Sulphide (S) | Max 0.0002% |
| Calcium (Ca) | Max 0.002% |
| Copper (Cu) | Max 0.00005% |
| Iron (Fe) | Max 0.00005% |
| Lead (Pb) | Max 0.00005% |
| Magnesium (Mg) | Max 0.001% |
| Potassium (K) | Max 0.001% |
Safety Information and Hazard Symbols
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