... . 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%Cu: ≥25.0%Free Acid: ≤ 0.3%Insoluble Matter: ≤ 0 ... after production.Species: swine, lamb, aquaculture, cattle, poultry Feed Grade 98.5% Copper Sulphate pentahydrate