Nickel powder

镍粉

Copper(I) Bromide

溴化亚铜

Nickel rod

镍棒

Copper(II) ethylacetoacetate

乙酰乙酸铜

Copper(II) oxide

氧化铜

Copper(I) sulfide

硫化亚铜

Copper(I) oxide

氧化亚铜

铜箔, Copper foil

Zinc Oxide

氧化锌

Zinc telluride

碲化锌