Voltammetric Determination of Amoxicillin Using a Reduced Graphite Oxide Nanosheet Electrode

Figure 3

Cyclic voltammograms of graphite, reduced graphite oxide nanosheet electrodes, and graphite oxide nanosheet (inset) in 0.1 M PBS (pH 7.0) containing 5 mM K₃[Fe(CN)₆] at   = 100 mV/s (a) and the dependence of cathode and anode peak currents (I_pa and I_pc) on the square root of scan rate on RGOnS (b).

(a)

(b)