Di-Sodium Disulphite AR
Sodium metabisulphite
| Product Size | 500gm/1Kg/50Kg | Grade | Analytical Reagent (AR) |
| Purity | 96.0% | CAS No. | 7681-57-4 |
| Molecular Formula | Na2S2O5 | Molecular Weight | 190.10 |
| H.S. Code | 28321000 | Shelf Life | 60 months |
Specifications
| Minimum assay (acidimetric) | 96.0% |
| Water insoluble matter | Max 0.003% |
| Chloride (Cl) | Max 0.005% |
| Thiosulphate (S2O3) | Max 0.05% |
| Arsenic (As) | Max 0.00005% |
| Copper (Cu) | Max 0.001% |
| Iron (Fe) | Max 0.0005% |
| Lead (Pb) | Max 0.001% |
| Zinc (Zn) | Max 0.001% |
Safety Information and Hazard Symbols
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