Cuo, % >= 98%
(Cu) copper, % >= 78%
(Pb)Lead, % <= 0. 001
(Cd)Cadmium, % <= 0. 001
(Fe)Ferric, % <= 0. 06
(Co)Cobalt, % <= 0. 02
(Mn)Manganese, % <= 0. 005
(Zn)Zinc, % <= 0. 002