Pos：

Copper sulphate pentahydrate

Chemical Name: Copper Sulphate Pentahydrate, Blue Vitriol; Blue Copper; Blue stone; copperfine-zinc; Copper(II) sulfate pentahydrate; Sulfuric acid copper(2+) salt (1:1) pentahydrate; Cupric sulfate pentahydrate;

Molecular Formula: CuSO₄ ·5H₂O

Molecular Weight: 249.68

CAS No. : 7758-99-8