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

Table 3

Effect of HClO₄ concentration on the of Hg at Au-CuF/CPE.

(M)	0.0001	0.0005	0.001	0.005	0.01	0.05
(μA)	2.52	3.55	4.10	4.43	4.43	4.30
RSD (%, )	2.4	0.7	1.3	1.3	1.6	4.4

Conditions as in Table 2.