Zinc Sulphate Heptahydrate
Molecular Formula: ZnSO4.7H2O,
Molecular Weight: 287.54
Appearance: White crystal
Assay: 98% min
Zn: 22.0% min
Pb: 0.001% max
Cd: 0.002% max
As: 0.001% max
Package: 25kgs plastic woven bags, 25MTs/20'fcl