閽翠笣, Cobalt wire

閾滅矇, Copper powder

閾滅矇, Copper powder

閾滆杽鐗? Copper flake

閾滅矑, Copper shot

閾滄煴, Copper slug

閾滆杽鐗? Copper Thinfoil

閾滅當, Copper foil

閾滅當, Copper foil

閾滅當, Copper foil

閾滄簠灏勯澏, Copper sputtering target

閾滄澘, Copper plate

閾滅罕, Copper gauze

閾滅嚎, Copper wire

閾滅嚎, Copper wire