Copper 2 Chloride 2H2O AR, HmbG (500g)
1. CAS No: 10125-13-0
2. M = 170.48 g/mol
Copper(II) chloride is the chemical compound with the chemical formula CuCl2. The anhydrous form is yellowish brown but slowly absorbs moisture to form a blue-green dihydrate.
Both the anhydrous and the dihydrate forms occur naturally as the very rare minerals tolbachite and eriochalcite, respectively.