Manganese(II) nitrate

硝酸锰水合物

Manganese(II) Chloride Tetrahydrate

二氯化锰四水合物

三氧化二铁, Iron(III) oxide

Iron(III) perchlorate hydrate (yellow)

水合高氯酸铁

Iron(II) sulfide

硫化亚铁

Iron chips

Stainless steel powder, type 304-L

Cobalt(II) acetylacetonate hydrate

乙酰丙酮钴水合物

Cobalt(II) Chloride Hexahydrate

六水合二氯化钴

Nickel(II) Acetate Tetrahydrate

醋酸镍(四水)