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 4

CVs of the HPMpFP-graphene/GCE in the absence of glucose (a) and the presence of 0.1 mM of glucose in 0.1 M PBS for bare GCE (b), graphene/GCE (c), and HPMpFP-graphene/GCE (d).