Determination of Mercury (II) Ion on Aryl Amide-Type Podand-Modified Glassy Carbon Electrode

Table 1

The effect of interference of some metal ions on mercury determination under optimized experimental conditions at AAP/GCE. Solution contains 1 μmoL L-1 Hg2+ and interferences are (a) 1 μmoL L-1 and (b) 10 μmoL L-1.

cation	𝐼𝑝(Hg^2+) μA	Recovery %	𝐼𝑝(Hg^2+) μA	Recovery %
Hg^2+	49	100	49	100
Fe^3+	57^a	116	66^b	135
Zn^2+	47^a	96	46^b	94
Pb^2+	48^a	99	48^b	99
Cu^2+	54^a	110	64^b	130
Cd^2+	46^a	94	45^b	92