CAS number: 7447-40-7
Molecular formula: KCl
molecular weight: 74.5513
Chemical structure:
Product name | Potassium chloride | |
Shelf Life | 3 Years | |
Technical index | Standards | Test results |
Characters | white crystalline powder, freely soluble in water, practically insoluble in ethanol | To pass test |
Identification | It gives the reactions of chlorides and potassium. | To pass test |
Appearance of solution | Clear and colourless. | To pass test |
Acidity or Alkalinity | Comply with the standard | To pass test |
Iodide and Bromide | Comply with the standard | To pass test |
Aluminum | ≤1μg /g | <1μg /g |
Sodium | ≤0.1% | <0.1% |
Calcium and Magnesium | ≤0.01% | <0.01% |
Sulphates | ≤0.01% | <0.01% |
Heavy metals | ≤0.001% | <0.001% |
Iron | ≤0.001% | ≤0.001% |
Loss on drying | ≤1.0%(at105℃for2h) | <1.0% |
Organic volatile impurities | Comply with the standard | To pass test |
Assay | 99.0%~100.5% | 99.7% |
Conclusion | Comply with USP30 |