Manganese(II) iodide, anhydrous

碘化锰

Manganese(III) oxide

三氧化二锰

Iron powder

铁粉

Iron(III) sulfate hydrate, tech. gr.

硫酸铁水合物

溴化亚铁(II)水合物, Iron(II) bromide hydrate

Iron foil

铁箔

Iron(II) acetate, anhydrous

醋酸亚铁

柠檬酸钴水合物, Cobalt(II) citrate hydrate

Cobalt(II) hydroxide

氢氧化钴

钴粉, Cobalt powder