Nickel rod

镍棒

Copper(II) sulfate, anhydrous

硫酸铜

Copper(II) Acetylacetonate

乙酰丙酮酸铜

Copper powder

磷酸锌, Zinc phosphate hydrate

Gallium(II) chloride

氯化镓(II)

Germanium(II) iodide

二碘化锗

Germanium pieces

Rubidium nitrate

硝酸铷

Strontium carbonate

碳酸锶