铜棒, Copper rod

镝粉, Dysprosium powder

镝棒, Dysprosium rod

铕片, Europium pieces

钆箔, Gadolinium foil

锗锭, Germanium ingot

钬箔, Holmium foil

铟粒, Indium shot

铟箔, Indium foil

铟线, Indium wire