... 2)25kg/bag. 3)Use, feed additives. 4)MOQ: 20 MT. Feed grade 98.5% Copper Sulphate PentahydrateChemical Formula: CuSO4•5H2OAppearance ... :Free flowing white to blue crystalline powderSpecifications:Assay (as CuSO4·5H2O): ≥98.5% ... : swine, lamb, aquaculture, cattle, poultry Feed Grade 98.5% Copper Sulphate pentahydrate