Sensitive detection of 4-nitrophenol based on pyridine diketopyrrolopyrrole-functionalized graphene oxide direct electrochemical sensor
Lingpu Jia, Juan Hao, Shuangshuang Wang, Long Yang, Kunping Liu
Abstract
(50-163 μM) in the linear detection of 4-NP. Besides, a low detection limit of 0.10 μM, reliable long-term stability, excellent selectivity, and reproducibility were obtained. In the real sample test, the PDPP-GO/GCE demonstrated sensitive and reliable determination.
Topics & Concepts
GrapheneOxideNitrophenolPyridineMaterials scienceElectrochemistry4-NitrophenolComposite numberChemical engineeringNanotechnologyChemistryElectrodeOrganic chemistryComposite materialCatalysisMetallurgyNanoparticlePhysical chemistryEngineeringElectrochemical sensors and biosensorsConducting polymers and applicationsElectrochemical Analysis and Applications