SEARCH Articles Figures Tables Ferric ferrous oxide Ferric sulfate Ferrous fumarate Ferric-ferrous couple Ferric-ferrous ratio Ferrous and ferric compounds Ferrous-ferric complexes Ferrous-ferric outer-sphere Ferrous-ferric system Ferrous/ferric ions Inhibition ferrous, ferric Iron complexes, ferrous-ferric potentials Redox reaction ferric/ferrous ions The Assay for Ferric and Ferrous Iron