Customization: | Available |
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Certification: | CCIC, CIQ, ISO |
Purity: | 90%~99% |
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Item | ZnSO4? H2O | ||
Top-grade | First grade | Qualified product | |
Purity≥ | 98.0 | 97.0 | 95.0 |
Zn%≥ | 35.7 | 35.34 | 34.61 |
PH(50g/L)≤ | 4.0 | 4.0 | ... |
Cl%≤ | 0.20 | 0.60 | ... |
Pb%≤ | 0.002 | 0.007 | 0.010 |
Fe%≤ | 0.0080 | 0.020 | 0.060 |
Mn%≤ | 0.01 | 0.03 | 0.05 |
Cd%≤ | 0.002 | 0.007 | 0.01 |
Cu%≤ | 0.002 | ... | ... |
Insoluble matter %≤ | 0.020 | 0.050 | 0.10 |