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Figure 2: (A) Cyclic-voltammetric concentration effect using SDE with 20, 40, 60, 80, 90, 100, 110, 120, 140, and 160 mg/L pb variations in a 0.1M H3PO4 electrolyte solution. (B) Square-wave voltammetry pb variation for SDE with 20, 40, 60, 80, 90, 100, 110, 120, 140, and 160 mg/L added in a 0.1M H3PO4 electrolyte solution.
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