Research Article

Potentiometric Stripping Analysis of Cadmium and Lead with Constant Inverse Current in the Analytical Step Using an Open Tubular Mercury-Coated Glassy Carbon Electrode

Figure 5

Linearity of cadmium analytical signal (tdep = 300 s; trp = 60 s; iR = 15.1 μA; Q = 13.2 ml/min).