Research Article

Electrooxidation and Development of a Highly Sensitive Electrochemical Probe for Trace Determination of the Steroid 11-Desoxycorticosterone Drug Residues in Water

Figure 4

Plots of the anodic peak current (ip,a) at 0.4 V of DCS 1.5 × 10−4 (M) vs. square root of scan rate (υ1/2) at different concentrations (a); log ip,a of DCS vs. log ν (b); Current function (ip,a/ν1/2) vs. scan rate (c) and anodic peak potential (Ep, a) vs. log ʋ (d) in B-R buffer (pH≈2) at GCE vs. Ag/AgCl electrode using cyclic voltammetry.
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(b)
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