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Sodium metatungstate is an inorganic compound, a white crystal with a density of approximately 3.1 g/cm³ (saturated solution at 20 ºC), soluble in water.
| TESTING ITEMS | STANDARD | RESULT |
|---|---|---|
| ASSAY% | ≥99% | 99.2 |
| MO% | ≤ 0.02% | 0.015 |
| AS% | ≤ 0.001% | 0.0008 |
| CU% | ≤ 0.001% | 0.0009 |
| FE% | ≤ 0.001% | 0.0005 |
| SI% | ≤ 0.05% | 0.04 |
| WATER INSOLUBLE% | ≤ 0.05% | 0.048 |
| PH | 9 | 9 |
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