Copper Sulphate Crystal is critical for various practical applications. It can be used as a herbicide, pesticide and fungicide. This is highly useful for swimming pools. It can treat the water of aquarium fish and can do away with the parasitic infections. This is functional as a starting raw material, suited for the production of other copper salts. Copper Sulphate Crystal is needed to control bacteria as well as fungus growth on vegetables, fruits and other crops.