Sodium Tungstate Dihydrate AR
Tungstic acid sodium salt dihydrate
| Product Size | 100gm/500gm | Grade | Analytical Reagent (AR) |
| Purity | 99.0% | CAS No. | 10213-10-2 |
| Molecular Formula | Na2WO4.2H2O | Molecular Weight | 329.86 |
| H.S. Code | 28418000 | Shelf Life | 60 months |
Specifications
| Minimum Assay | 99.0% |
| pH (2% solution) | 7.0-10.0 |
| Suitability for use as uric acid reagent | Passes test |
| Water insoluble matter | Max 0.01% |
| Chloride (Cl) | Max 0.005% |
| Nitrogen compounds (N) | Max 0.001% |
| Sulphate (SO4) | Max 0.01% |
| Arsenic (As) | Max 0.0005% |
| Copper (Cu) | Max 0.001% |
| Iron (Fe) | Max 0.001% |
| Lead (Pb) | Max 0.001% |
| Molybdenum (Mo) | Max 0.005% |
Safety Information and Hazard Symbols
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