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Contact SupplierItems | ZnSO4.H2O Powder | ZnSO4.H2O Granular | ZnSO4.7H2O | |||
Appearance | White Powder | White Granular | White Crysta | |||
Zn%min | 35 | 35.5 | 33 | 30 | 25 | 21.5 |
As | 5ppm max | |||||
Pb | 10ppm max | |||||
Cd | 10ppm max | |||||
PH Value | 4 | |||||
Size | —— | 1-2mm 2-4mm 2-5mm | —— | |||