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This paper deals with possibilities of employing differential pulse voltammetry (DPV) at a glassy carbon electrode in the analytical characterization of natural phenolic antioxidants in samples containing phenolic classes such as cinnamic acids, flavan-3-ols, and flavonols. A selective electrochemical oxidation of predominant flavonoids at pH 7.5 and an electrochemical oxidation of the total phenolic...
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