| Formula | KNO3 |
| Molecular Wt. | 101.11 g/mol |
| CAS-No. | 7757-79-1 |
| HS-No. | 28342100 |
| EC-No. | 231-818-8 |
| Assay (titr.) | 99.2 % |
| Appearance | White Free Flow Crystals |
| N | Min 13.2% |
| K2O | Min 46.1% |
| pH (5 %; H2O; 20°C) | 6 - 7 |
| Moisture | 1.35% |
| Chloride | 0.95 % |
| Water Soluble | 100% |
| Water Insoluble | 0.005% |