Base metal sludge, cu, ni, zn, pt, pd, rh spent catalyst & scrap, commoditity, precious metal, chemical (variety), catalyst.
Non-ferrous metals, copper, nickel, titanium, vanadium, palladium, zinc ash, lead concentrate, nickel, tungsten, molybdenum catalyst, cobalt, PCB scrap, spent catalyst, scrap non ferrous metal.Traders, buyers, suppliers