| Product index | K-30 | K-90 |
| K value | 27-32 | 81-97 |
| Residual single% | ≤0.1 | ≤0.1 |
| Moisture% | ≤5.0 | ≤5.0 |
| Residue on ignition% | ≤0.1 | ≤0.1 |
| PH value (5% water solution ) | 3-7 | 3-7 |
| N% | 11.5-12.8 | 11.5-12.8 |
| aldehyde(Counted by aldehyde) | ≤0.05 | ≤0.05 |
| Heavy metal(PPM) | ≤10 | ≤10 |
| Hydrazine | ≤1 | ≤1 |
| Peroxide %(H2O2) | ≤400 | ≤400 |
| Product index | K-30(powder) | K-30(solution) | K-90(solution) |
| K value | 27-33 | 27-33 | 88-96 |
| Residual single% | ≤0.2 | ≤0.2 | ≤0.2 |
| Moisture% | ≤5.0 | ||
| Residue on ignition% | ≤0.1 | ≤0.1 | ≤0.1 |
| PH value (5% water solution ) | 3-7 | 5-8 | 5-8 |
| Solid content % | 30±1 | 20±1 |
