We Buy Copper Concentrate

20230920

O3<10% (2)Nickel matte ≥10%,sulfur ≥20% Pb<0.2%,Zn<0.2%,As<0.2%,Cd<0.3%,Cl<0.5% 3. Name of the products:Copp

EC21 Buying Leads Catalogs - o3