Hexafluorotitanic acid

六氟钛酸

碱性乙酸铬Cr3(OH)2(OOCCH3)7, Chromium(III) acetate, basic

Chromium flakes

Manganese(II) iodide, anhydrous

碘化锰

Manganese(II) chloride, anhydrous

无水二氯化锰

Iron(II,III) oxide, black (Magnetite)

四氧化三铁/黑色氧化铁

Iron(II) sulfate heptahydrate

七水硫酸亚铁

Iron(II) acetate, anhydrous

醋酸亚铁

氧化钴, Cobalt(II,III) oxide

钴粉, Cobalt powder