Inspection item | Unit | First Grade | Regular Grade |
Ammonium chloride(as NH4Cl) | % | ≥99.5 | ≥99.0 |
Moisture | % | ≤0.7 | ≤1.00 |
Iron | % | 0.001 | 0.003 |
Burnt Loss | % | ≤0.40 | ≤0.40 |
Heavy Metal(Calculate in Pb) | % | ≤0.0005 | ≤0.001 |
Sulfate | % | ≤0.02 | --- |
PH Value C200g/l Solution at 25°C) | --- | 4.0-5.8 | 4.0-5.8 |
Inspection item | Unit | Dry Grade | Wet Grade |
Nitrogen | % | 22.5 | 22.5 |
Moisture | % | 1.00 | 6.00 |
K2O | % | 3.00 | 3.00 |