The approximate potential windows for mercury, platinum, and carbon (graphite) electrodes in acidic, neutral, and basic aqueous solvents are shown here. The useful potential windows are displayed in green; potentials in red result in the oxidation or reduction of the solvent or the electrode.
Complied from Adams, R. N. Electrochemistry at Solid Electrodes, Marcel Dekker, Inc.: New York, 1969 and Bard, A. J.; Faulkner, L. R. Electrochemical Methods, John Wiley & Sons: New York, 1980.
