碘块, Iodine lump

铱箔, Iridium foil

海绵状铁, Iron sponge

铁箔, Iron foil

铁溅射靶, Iron sputtering target

铁棒, Iron rod

铅颗粒, Lead granules

铅箔, Lead foil

铅线, Lead wire

镥箔, Lutetium foil