Cupric Sulfate (CuSO4) 1lb

Copper (II) sulfate, also known as cupric sulfate or copper sulphate, is the chemical compound with the chemical formula CuSO4.

Patina Recipe: VERDE ANTIQUE (Cold process):
- Sodium Dichromate (12 ounces)
- Copper Sulfate (4 ounces)
Note:  Normally applied to brass objects.