Chemical structure - CuSO4*5H2O
>25.2% Elemental Copper
Shipped in 20 - 5 lb resealable foil bags.
Copper sulfate has many uses including root killer, crystal growing, coloring, along with a wide range of other uses.
MSDS and Spec Sheets can be found here.
Please follow handling instructions. Download manufacturer's application guide/restrictions/safety here.