Holmium(III) nitrate hydrate

硝酸钬水合物

Holmium foil

Erbium(III) chloride

三氯化铒

Erbium chips

Thulium(III) chloride hydrate

水合氯化铥

Ytterbium(III) acetate hydrate

乙酸镱

Ytterbium powder

Lutetium(III) acetate hydrate

乙酸镥

Tantalum(V) oxide

氧化钽

钨酸, Tungstic acid