铒棒, Erbium rod

钆箔, Gadolinium foil

锗片, Germanium pieces

钬箔, Holmium foil

铟粒, Indium shot

铟箔, Indium foil

铟线, Indium wire

铱粉, Iridium powder

铱线, Iridium wire

铁片,无规则形状, Iron pieces