铌棒, Niobium rod

钯粒, Palladium granules

钯箔, Palladium foil

钯丝, Palladium wire

铂黑, Platinum black

铂柱, Platinum slug

铂箔, Platinum foil

铂溅射靶, Platinum sputtering target

铂丝, Platinum wire

铂线, Platinum wire