| POTASSIUM CHLORIDE |
CHARACTERISTICS |
ANALYSIS |
| Description | Colourless crystals or white crystalline powder. |
| Solubility | Freely soluble in water and slightly more soluble in boiling water; practically insoluble in Ethanol. |
| Identification | Gives the reactions of Chloride & of Potassium salts. |
| Acidity or Alkalinity | 5gm dissolved in 50ml of water requires not more than 0.3ml of 0.02N NaOH. |
| Clarity & Colour of Solution | A 10% w/v solution is clear and colourless. |
| Arsenic | Max. 2.0 PPM |
|
Barium |
To pass test. |
| Bromide | Max. 0.1% |
| Magnesium & Alkaline Earth Metals | Max. 200 PPM |
| Heavy Metals | Max. 10 PPM |
| Iodide | To pass test. |
| Iron | Max. 20 PPM |
| Loss on Drying | Max. 1.0 % |
| Assay | 99.0 - 100.5% |
| Sulfate | Max. 300 PPM |
| Aluminium | Max. 1 PPM |
| Sodium | Max 0.1% |
| Zinc | Max. 3 PPM |
| Zinc & Copper | Max. 30 PPM |
| Organic Volatile Impurities | Corresponds to test. |