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Potassium nitrate
Molecular formula: KNO3
Molecular weight: 101.10
Properties: white crystalline powder, deliquescent.
| Purity ≥ | 99.0% |
| PH (50g/L,25°C) | 5.0-8.0 |
| Clarity test | Pass |
| Water insoluble substance ≤ | 0.004% |
| Cl ≤ | 0.003% |
| Iodate(IO3) ≤ | 0.0005% |
| Sulfate(SO4) ≤ | 0.003% |
| Nitrite(NO2) ≤ | 0.001% |
| Ammonium(NH4) ≤ | 0.001% |
| Phosphate(PO4) ≤ | 0.0005% |
| Na ≤ | 0.02% |
| Mg ≤ | 0.002% |
| Ca ≤ | 0.004% |
| Fe ≤ | 0.0002% |
| Heavy metal (count by Pb) ≤ | 0.0005% |
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