Determination of Total Germanium in Chinese Herbal Remedies by Square-Wave Catalytic Adsorptive Cathodic Stripping Voltammetry at an Improved Bismuth Film Electrode
Figure 8
Adsorptive stripping curves of Ge(IV) concentrations from 0 to 17 μg L−1 (a–j) (a: 0, b: 0.5, and c–j: 1–17 (in the step of 2 μg L−1)) obtained at the bismuth film electrode. Pyrogallol concentration mol L−1. Other conditions as in Figure 1.
