Tungsten’s Salt
Sodium Tungstate
Sodium tungstate dihydrate is a hydrated sodium salt of tungstic acid. It participates as a catalyst in the preparation of various epoxides.[1] Various crystallographic properties of sodium tungstate dihydrate have been analysed| Formula | Na2WO4•2H2O |
| CAS NO | 10213-10-2 |
| Appearance | White crystalline Powder |
| Assay | 98% Min |
| Free alkali (as NaOH) | 0.1% Max |
| Chloride (Cl) | 0.01% Max |
| Sulphate (SO4) | 0.02% Max |
| Total Nitrogen (N) | 0.005% Max |
| Packing | 50 KGS DRUM |
Tungstic Acid
The chemical formula for tungstic acid is H2WO4 or H2O4W. Here are some uses for tungstic acid - Textile industry, Catalyst, Waterproof and fireproof materials, Tungsten metal, Plastic materials, Tungsten filaments,| Formula | H2WO4. |
| CAS NO | 7783-03-1 |
| Appearance | YELLOW POWDER |
| Assay | 99 % Min |
| Sulpher (S) | 0.060% Max |
| Arsenic (As) | Less Than 2PPM |
| Chlorides (Cl) | 0.005% Max |
| Packing | 25 KGS BAG / DRUM |
Phospo Tungstic Acid
| Formula | H3[PW12O40] |
| CAS NO | 1343-03-1 |
| Appearance | Light yellow Powder |
| Assay | 99 % Min |
| Solubility | Soluble |
| Chloride | Not more than 0.01% |
| Identification of Phosphate test | Bright yellow ppt formed |
| Packing | 25 KGS HDPE BAG |