... package & convenient transportation Copper SulphateDescription Product Name: Copper Sulphate, Cupric SulphateMolecular formula: CuSo4.5H2OCAS No.: 7758987Appearance: ... .02%max0.05%maxApplications: 1) Mainly used for textile mordant, agricultural pesticides, water, fungicides, preservatives, ... also used for tanning leather, copper plating, mineral processing.2) ...