PRODUCTS
Anda Nonferrous Metals
Tungstosilicic acid hydrate
| Chemically pure (CP grade) | Industrial grade | 
| WO3≥84% | WO3≥84% | 
| SiO2 1.8-2.3% | SiO2 1.7-2.4% | 
| Water insoluble matter≤0.02% | |
| Chloride (CI)﹤0.03% | |
| Sulphate(SO4)≤0.02% | |
| Nitrate(NO3)≤0.02% | |
| Heavy metals(Pb)≤0.005% | 
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