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

Figure 17.

Figure 17

Analysis of different concentrations of trifluralin using Ag-citrate/GQDs nano-ink/apple skin electrode incubated at 60 °C by A) CV, B) DPV and C) SWV methods with calibration curves obtained from changes in peak current versus changes in analyte concentration. Scan rate is 100 mV/s.