The Study of a New Method to Determine Copper Ion by Square-Wave Voltammetry-Extraction Iodometry at the Liquid/Liquid Interfaces

<table>Dependence of peak current on the
concentration of KI.</table>

Journal of Analytical Methods in Chemistry

Figure 4: The Study of a New Method to Determine Copper Ion by Square-Wave Voltammetry-Extraction Iodometry at the Liquid/Liquid Interfaces 