what is copper sulphate used for
Copper Sulphate is a widely used chemical compound comprised of Copper, Sulphur and Oxygen whose formula is CuSO4. Crystals of Copper Sulphate are often bright blue and the substance was known once as Blue Vitriol or Bluestone.Copper sulfate was used in the past as an emetic, (An agent that induces vomiting). (You can swim right away). 2  Copper sulfate pentahydrate is a fungicide. 3  However, some fungi are capable of adapting to elevated levels of copper ions. 4  Mixed with lime it is called Bordeaux mixture and used to control fungus on grapes, melons, and other berries.