Electrochemical Study of Carbon Nanotubes/Nanohybrids for Determination of Metal Species Cu²⁺ and Pb²⁺ in Water Samples

Figure 2

Graph comparing analytical calibration curves for analysis of Pb²⁺ and Cu²⁺ using glassy carbon electrode and its respective mobilizations with nanomaterials and metal films using Method 1. Simultaneous determination of ions Pb²⁺ and Cu²⁺ by DPASV GC/CNT/nanoAu-SiO₂ (a) voltammogram and (b) analytical calibration curve for Pb²⁺, , [Pb²⁺], and, for Cu²⁺, , [Cu²⁺].

(a)

(b)