copper sulphate pentahydrate Purity: 96%-98% Usage:feed, agriculture, industry High quality and good price Copper SulfateCAS NO.:7758-99-8Molecular Formula:CuSO4Purity:96%-98%Appearance: Blue CrystalSpecification:ItemStandard InstructionCuSO4·5H2O≥99%Cu≥25.3%Water-insoluble≤0.2%Pb≤0.001%As≤0.0004%Note: Fineness 80 mesh’s copper sulfate more than 85% pass rate.Uses: Widely used in mineral ...