Indexes | Catalyst Grade | Industrial Grade |
Zn(NO3)2·6H2O% ≥ | 98.0 | 98.0 |
Water insoluble % ≤ | 0.01 | --- |
Chloride(Cl) % ≤ | 0.002 | --- |
Sulfate(SO4)% ≤ | 0.005 | --- |
Fe % ≤ | 0.001 | 0.01 |
Pb % ≤ | 0.02 | 0.5 |
Ammonium sulfide insoluble(based on sulfate)% ≤ | 0.15 | --- |
Clarity test % ≤ | qualified | --- |
Appearance | colorless crystal | colorless crystal |
Indexes | Catalyst Grade | Industrial Grade |
Zn(NO3)2·6H2O% ≥ | 98.0 | 98.0 |
Water insoluble % ≤ | 0.01 | --- |
Chloride(Cl) % ≤ | 0.002 | --- |
Sulfate(SO4)% ≤ | 0.005 | --- |
Fe % ≤ | 0.001 | 0.01 |
Pb % ≤ | 0.02 | 0.5 |
Ammonium sulfide insoluble(based on sulfate)% ≤ | 0.15 | --- |
Clarity test % ≤ | qualified | --- |
Appearance | colorless crystal | colorless crystal |