镍线, Nickel wire

镍棒, Nickel rod

铌柱, Niobium slug

铌箔, Niobium foil

铌溅射靶, Niobium sputtering target

铌棒, Niobium rod

钯粉, Palladium powder

钯柱, Palladium slug

钯箔, Palladium foil

钯线, Palladium wire