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. 2017 Nov 3;7:14985. doi: 10.1038/s41598-017-15129-7

Figure 9.

Figure 9

Differential pulse voltammetry for HQ (a), CC (c) and RC (e) in PBS solution with HPCs-800/GCE at the scan rate of 100 mVs−1. Calibration plots of oxidation current vs. concentration of HQ (b), CC (d), and RC (f).