Copper sulfate may refer to:
*
Copper(II) sulfate
Copper(II) sulfate, also known as copper sulphate, is an inorganic compound with the chemical formula . It forms hydrates , where ''n'' can range from 1 to 7. The pentahydrate (''n'' = 5), a bright blue crystal, is the most commonly encountered hy ...
, CuSO
4, a common compound used as a fungicide and herbicide
*
Copper(I) sulfate, Cu
2SO
4, which is uncommonly used
* Copper(II) sulfate, CuSO4 is greenish blue
Copper compounds
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