| Items | Specification | Results |
| KNO3 | 99.4% min | 99.42% |
| Potassium Oxide(as K2O) | 46.0% min | 46 . 34 % |
| Nitrogen | 13.0% min | 13 . 26 % |
| Moisture | 0.1% max | 0.02% |
| Sulphate(as SO4) | 0.01% max | 0.005% |
| Chloride(as Cl) | 0.03% max | 0.02% |
| Iron (as Fe) | 0.005%max | 0.003% |
| Magnesium(as Mg) | 0.004% max | 0.003% |
| Heavy Metal(as Pb) | 0.001% max | 0.00 0 3% |