Research Article

Gold–Copper Film Electrode for Voltammetry Determination of Mercury in Water

Figure 1

DP-ASV curves of 5 μg/L Hg(II) solutions containing 10-3 M HClO4 and (1): without Cu(II); (2): 0.1 mg/L Cu(II) at CPE. Conditions:  mV;  s; ω =2000 rpm;  s; pulse  mV;  ms; potential  mV; sweep rate  mV/s; potential  mV to +1000 mV;  mV;  s.