Research Article

Enhanced Electrochemical Sensor for Electrocatalytic Glucose Analysis in Orange Juices and Milk by the Integration of the Electron-Withdrawing Substituents on Graphene/Glassy Carbon Electrode

Figure 10

Chronoamperometric response of HPMpFP-graphene/GCE with sequential addition of different glucose concentrations (a) and plot of current response against glucose concentration at HPMpFP-graphene/GCE (inset shows the current responses between 5 and 90 µM concentrations of glucose) and (b) the plot of current response vs. glucose concentration.
(a)
(b)