Fig. 6. Differential pulse voltammetric curves of different concentrations of luteolin on Pt–BPC/CILE. (A) a to g: 0, 0.008, 0.010, 0.016, 0.1, 0.2, 0.4 μmol L−1. (B) a to k: 0.8, 1.0, 2.0, 4.0, 6.0, 8.0, 10.0, 30.0, 50.0, 70.0, 100.0 μmol L−1. (C) and (D) Linear relationships between Ipa and luteolin concentrations in different ranges.
