Scandium powder

环烷酸铬, Chromium (III) naphthenate

氧化铬, Chromium(III) oxide

Manganese(II) bromide

无水溴化锰(II)

环烷酸锰, Manganese naphthenate in mineral spirits

四氧化三锰, Manganese(II,III) oxide

Manganese(II) carbonate

碳酸锰

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