Iron(III) perchlorate hydrate (purple)

高氯酸铁(III)盐水合物

Cobalt(II) hydroxide

氢氧化钴

Nickel(II) Acetate Tetrahydrate

醋酸镍(四水)

Hexaamminenickel(II) chloride

氯化六氨合镍

Nickel wire

Copper(II) i-butyrate

铜(II)丁酸

D-葡萄糖酸铜, Copper(II) Gluconate

Copper(II) oxide

氧化铜

铜线0.25mm dia, Copper wire

铜粒, Copper shot