COPPER ( Cu )
99.951- 99.981%
Lead (Pb)
0.0000%
Zinc (Zn)
0.0000-0.0001%
Phosphorus (P)
0.014 - 0.016%
Iron (Fe)
Aluminum (Al)
0.0000 - 0.0001%
Silicon(Si )
0.0000 %