Membrane conductivity fixture with platinum electrodes.
lead ingots.
Nickel 0.9, 1.2 and 1.5.
Raw materials of manganese.
Nickel.
Nickel.
Smelting lead.
Steel.
Nickel babbit.
Titanium.
Chromite ore, copper wire, copper scrap, copper slugs, abaca fiber.
Old rolled steel plate, hot plating zinc aluminum, steel, color steel plate, copper bar.
Iron Powder.
iron ore.
Telecommunication cell site scrap and cell phone scrap.
Ship-scrap.
Stainless Steel Raw Materials.
Copper cathode.
Agar agar strip.
Titanium bar.