Pure copper cathode

We are offering pure copper cathode. copper cathode 1>hot sale 2>competitive price 3>negotiable copper cathode 1> hot sale 2> competitive price 3> negotiable 1# copper cathode , cu≥99.95% chemical composition % : cu ≥99.95% ; bi≤ 0.002 ; sb ≤0.002 ; as ≤0.002 ; fe ≤0.005 ; ni ≤0.002 ; pb ≤0.005 ; sn ≤ 0.002 ; s ≤0.005 ; o ≤0.002 ; zn ≤0.005 ; p ≤0.001 ; total impurities ≤ 0.05 a# copper cathode ,cu ≥