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Chronoamperograms recorded in the absence and presence of AA over the concentration range of 0, 0.5, 1.0, 2.0, 5.0, 13.0, 20.0, 25.0, 30.0 mM. The potential step was 430 mV, corresponding to the anodic couple I. Inset A: Dependency of the net transient current on the minus square roots of time. Inset B: dependency of Icat/Id on square roots of time.
