Electrochemical Sensor for Caffeine in Coffee and Beverages Using a Naphthalene Sulfonic Acid Polymer Film–Based Modified Electrode
Alemnew Geto, Christopher M. A. Brett
Topics & Concepts
CaffeineDifferential pulse voltammetryElectrodeSulfonic acidRepeatabilityCyclic voltammetryDetection limitMaterials scienceReproducibilityPolymerElectrochemistryGlassy carbonWorking electrodeChemistryChromatographyComposite materialPolymer chemistryPhysical chemistryMedicineEndocrinologyElectrochemical sensors and biosensorsConducting polymers and applicationsElectrochemical Analysis and Applications