|Release date||27 June 2005 (Update)|
|Quest item?||Recruitment Drive|
|High Alch||0 coins|
|Low Alch||0 coins|
|Store price||Not sold|
|Examine||A vial of something labelled 'Cupric Sulfate'.|
Cupric sulphate is a salt better known as copper(II) sulphate, with the chemical formula CuSO4. And is a white powder. It's often used as a reagent to detect water since the colour of this compound changes from white to blue.