Research Article
Simultaneous Determination of Uric Acid and Xanthine Using a Poly(Methylene Blue) and Electrochemically Reduced Graphene Oxide Composite Film Modified Electrode
Figure 10
CVs of different concentrations of UA (a), Xa (b), and the mixture solution of UA and Xa (c) (from a to k: 0.08, 0.1, 0.5, 1, 2.5, 5, 7.5, 10, 25, 50, 75, 100, 200, 300, 400 μM) at a scan rate of 0.14 V·s−1 with quiet time for 2 min. Insets show the calibration plots of lgI-lgC.
(a) |
(b) |
(c) |