SODIUM TUNGSTATE DIHYDRATE, 98% EXTRAPURE
| Product Code | B-02536 | BRAND | Bio-Chem |
|---|---|---|---|
| Grade | EXTRAPURE | CAS No | 10213-10-2 |
| Molecular Formula | Na2WO4.2H2O | Molecular Weight | 329.86 |
| H.S.Code | 2841.80100 | Shelf Life | 60 Months |
| Purity | 98 % |
Physical Properties
| Physical state at 20 °C | Solid | Colour | White crystalline |
|---|---|---|---|
| Odour | Odorless | Density [g/cm3] | 4.18 |
| Solubility in water [% weight] | 730 g/L (20°C) | Melting point/ Freezing point [°C] | 698 °C |
| pH Value | 9 - 11.5 at 100 g/l at 20 °C |
Packaging
Specification
| Appearance | White Crystalline Powder |
| Assay (precipitation titration) | Min 98% |
| Free alkali (as NaOH) | Max 0.025 meq/g |
| Chloride (Cl) | Max 0.01% |
| Sulphate (SO4) | Max 0.02% |
| Iron (Fe) | Max 0.002% |
Safety Information and Hazard Symbols
Symbol: GHS02, GHS07, GHS09
Signal Word: Warning
Hazardous Statement: H302