EC21 Buying Leads Catalogs - tin ores concentrates

We Buy Copper Ash

20200616

concentrate ≥ 40%,sulfur≥ 25% Sulfide or oxide both ok As<0.5%,Cl<0.5%,Cd<0.05%, Hg<0.01%, F<0.1 CIF Wu

20221011

Tin, Iridium, etc.) Trial Order: 25-500MT； Monthly order: 1000 -5000+MT； Packaging: 1-1.5mt jumbo bag or in bulk；