... crystal 4.Best package & convenient transportation Copper SulphateDescription Product Name: Copper Sulphate, Cupric SulphateMolecular formula: CuSo4.5H2OCAS ... mordant, agricultural pesticides, water, fungicides, preservatives, also used for tanning leather, copper plating, mineral processing.2) Dyes ... industry: As the main salt Bright Acid Copper and Copper additives.5) Dyeing and finishing industry: As ...