Cobalt nitrate hexahydrate AR/ACS 250GM | |||
70501SG250 | 864532801BW | ||
AR/ACS | 8645328 | ||
10026-22-9 | 91830 | ||
Co(NO3)2.6H2O | February 2023 | ||
291.03 | January 2028 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Appearance | Red colored solid | Red to plum-colored solid |
2 | Aqueous solubility | Complies | 159 g in 100 ml at 20°c |
3 | Assay | 98.2% | 98.0-102.0% |
4 | Insoluble matter | 0.006% | 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) |