CAS number： 7681-11-0
Molecular formula： KI
molecular weight： 166.0028
Chemical structure：
| Product name | Potassium Iodide | |
| Shelf Life | 3 Years | |
| Technical index | Standards | Test results |
| Characters | A white powder or colourless crystals ,very soluble in water, free soluble in glycerol, soluble in alcohol. | To pass test |
| Identification | It gives the reactions of iodides and potassium. | To pass test |
| Appearance of solution | Clear and colourless. | To pass test |
| Alkalinity | Comply with the standard | To pass test |
| Chlorides | ≤0.5% | ＜0.5% |
| Iodates | Comply with the standard | To pass test |
| Sulfates | ≤0.04% | ＜0.04% |
| Barium | Comply with the standard | To pass test |
| Heavy metals | ≤0.001% | ＜0.001% |
| Arsenic | ≤0.0003% | ＜0.0003% |
| Lead | ≤0.0002% | ＜0.0002% |
| Mercury | ≤0.0001% | ＜0.0001% |
| Cadmium | ≤0.0001% | ＜0.0001% |
| Loss on drying | ≤1.0% | 0.27% |
| Bacteria | ≤1000pieces/gram | To pass test |
| Leaf mold | ≤100pieces/gram | To pass test |
| Colibacillus | Has not examined | Has not examined |
| Assay | ≥99.0% | 99.21% |
| Conclusion | Comply with CP 2010 |
