Figure 5.

DPV profiles of E-rGO and the plot of DPV peak as function of DA concentration. (A) DPV profiles of E-rGO in the solution of 0.01 M PBS (pH 7.4) containing 1 mM AA, 0.1 mM UA, and different concentration of DA (from 0 to 50 μM). (B) The plot of DPV peak current as function of DA concentration.

Wang et al. Nanoscale Research Letters 2012 7:161   doi:10.1186/1556-276X-7-161
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