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. 2019 Jan 30;19(3):590. doi: 10.3390/s19030590

Figure 2.

Figure 2

(a) pH study-data from CV in 0.1 M NaPB with extract and 6 mM H2O2 addition, v = 50 mV s−1 and (b) Calibration plots recorded at 0.55 V vs. Ag/AgCl in 0.1 M NaPB with extract, pH = 7.0.