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Quality standard:
Item | Indicator | |
Industrial grade | Agriculture grade | |
Magnesium nitrate (Mg(NO3)2.6H2O) | ≥98.0% | ≥98.0% |
PH value | ≥4 | --- |
Heavy metal | ≤0.002 | --- |
Water insoluble | ≤0.05% | ≤0.1% |
Iron | ≤0.001% | --- |
Magnesium oxide content(CaO) | --- | ≥15% |
Nitrogen content(N) | --- | ≥10.7% |
Magnesium nitrate