Ferric series

Ferrous fumarate/141-01-5

CasNo： 141-01-5

Molecular Formula： C₄H₂FeO₄

Appearance： orange red to reddish-brown powder with no odour and no taste

Ferric ammonium citrate/1185-57-5

CasNo： 1185-57-5

Molecular Formula： C₆H₈O₇.xFe.xH₃N

Appearance： Ferric ammonium citrate is a yellowish brown to red solid with a faint odor of ammonia.

Ferrous sulphate/7782-63-0

CasNo： 7782-63-0

Molecular Formula： FeSO₄^.7(H₂O)

Appearance： light blue or light blue-green solid

Ferrous gluconate/6047-12-7

CasNo： 6047-12-7

Molecular Formula： C₁₂H₂₂FeO₁₄^.2(H₂O)