Ammonium metavanadate AR 500GM | |||
20145SG500 | 875490307LV | ||
AR | 8754903 | ||
7803-55-6 | 79684 | ||
NH4VO3 | December 2022 | ||
116.98 | November 2027 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Description | Pale yellow powder. | White to pale yellow powder. |
2 | Solubility | Passes | 2% solution in warm mixture of water & dilute ammonia is clear. |
3 | Assay(oxidimetric) | 99.60% | min. 99.00% |
4 | Insoluble matter | 0.003% | 0.005% max. |
5 | Chloride (Cl) | Less than 0.002% | 0.002% max. |
6 | Sulphate (SO4) | Less than 0.01% | 0.01% max. |
7 | Phosphate(PO4) | Less than 0.005% | 0.005% max. |
8 | Iron (Fe) | Less than 0.002% | 0.002% max. |
9 | Lead (Pb) | Less than 0.002% | 0.002% max. |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |