The electrode reactions characterising the electrochemical
oxidation of flavonoids on a platinum electrode
were examined by means of cyclic and DPV. The cyclic
voltammetric profile is an important tool for assessing the
presence of homogenous chemical reactions following
the electrochemical oxidation. DPV has a higher resolution,
which enables better separation of the peaks
characterising the subsequent steps of an electro-oxidation
reaction. The half-wave potential of a peak in a cyclic
voltammogram corresponds to the potential of a peak
occurring in a differential pulse curve and is characteristic
of each of the subsequent steps of the electrode reaction
being investigated.