
| Cobalt nitrate hexahydrate AR/ACS 250GM | |||
| 70501SG250 | 924712812CX | ||
| AR/ACS | 9247128 | ||
| 10026-22-9 | 101742 | ||
| Co(NO3)2.6H2O | March 2024 | ||
| 291.03 | February 2029 | ||
| Sr.No. | Test | Result | Specification |
|---|---|---|---|
| 1 | Appearance | Red solid | Red to plum-colored solid |
| 2 | Aqueous solubility | Complies | 159 g in 100 ml at 20°c |
| 3 | Assay | 99.2% | 98.0-102.0% |
| 4 | Insoluble matter | 0.004% | 0.01% Max. |
| 5 | Chloride(Cl) | Less than 0.002% | 0.002% Max. |
| 6 | Sulphate(SO4) | Less than 0.005% | 0.005% Max. |
| 7 | Calcium (Ca) | Less than 0.005% | 0.005% Max. |
| 8 | Copper(Cu) | Less than 0.002% | 0.002% Max. |
| 9 | Iron(Fe) | Less than 0.001% | 0.001% Max. |
| 10 | Lead (Pb) | Less than 0.002% | 0.002% Max. |
| 11 | Magnesium (Mg) | Less than 0.005% | 0.005% Max. |
| 12 | Nickel (Ni) | Less than 0.15% | 0.15% Max. |
| 13 | Potassium (K) | Less than 0.01% | 0.01% Max. |
| 14 | Sodium (Na) | Less than 0.05% | 0.05% Max. |
| 15 | Zinc (Zn) | Less than 0.01% | 0.01% Max. |
| Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |