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. 2020 Dec 21;6(12):e05779. doi: 10.1016/j.heliyon.2020.e05779

Figure 16.

Figure 16

Analysis of various concentrations of trifluralin using Ag-citrate/GQDs nano-ink/apple skin electrode incubated at room temperature by A) CV, B) DPV and C) SWV techniques and calibration curves obtained from peak current variations versus analyte concentration changes. Scan rate is 100 mV/s. Insets; Calibration curves.