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TESTS | SPECIFICATION |
Description | White, crystalline powder, odorless. |
Solubility | Freely soluble in water; sparingly soluble in ethanol (95%). |
Identifications | Gives reactions of chloride Gives reaction of Potassium |
Insoluble matter | Max. 0.005% |
pH | 5.4-8.6 |
Loss on drying (at 1050C) | Not more than 1.0 % |
Assay (on dry basis) | 99.0-100.5% |
Phosphate | Max 5 ppm |
Heavy Metals | Max 5 ppm |
Bromide | Max 100 ppm |
Iodide | Max. 20 ppm |
Sodium | Max. 50 ppm |
Calcium | Max. 20 ppm |
Magnesium | Max. 10 ppm |
Barium | Pass the test |
Chlorate and Nitrate | Max. 30 ppm |
Iron | Max. 3 ppm |
Sulphate | Max. 10 ppm |