The chemical compound potassium chloride is a metal halide salt composed of potassium and chloride. It is odorless and has a white or colorless vitreous crystal appearance. The solid dissolves readily in water and its solutions have a salt-like taste.
| Item | IP | USP | BP | CP |
|---|---|---|---|---|
| Assay | NLT 99.0% &NMT 100.5% of Kcl dried substance | NLT 99.0% &NMT 101.0% of Kcl dried substance | NLT 99.0% &NMT 100.5% of Kcl dried basis | 99.5 % NLT |
| Identification | Positive | Positive | Positive | Positive |
| Acidity & Alkalinity | Passes the test | Passes the test | Passes the test | Passes the test |
| Clarity & Color of solution | Clear & colorless solution | Clear & colorless solution | ||
| Arsenic | 1 PPM Max | 3 PPM Max | ||
| Barium | Passes the test | Passes the test | Passes the test | |
| Heavy metals | 10 PPM Max | 10 PPM Max | 0.001% Max | 10 PPM Max |
| Calcium & Magnesium | Passes the test | Passes the test | 0.01% (Ca) 0.002% (mg) | |
| Iron | 20PPM max | 20 ppm Max | 20 ppm Max | |
| Bromides | 0.1 % Max | 0.1 % Max | 0.1 % Max | 0.1 % Max |
| Iodide | Passes the test | Passes the test | 0.005% Max | 0.01% Max |
| Aluminium( only for injectable grade) | 1 PPM Max | 1 PPM Max | 1 PPM Max | |
| Sulphate | 300 PPM Max | 300 PPM Max | 200 PPM Max | |
| Sodium | 0.1% Max | 0.1% Max | Passes the flame test | 0.2% Max |
| Magnesium &Alkaline earth metals | 200 PPM Max | |||
| Organic volatile impurities | Meets the requirements | |||
| Water insoluble | 0.02% Max |