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