Amine functionalized graphene oxide/CNT nanocomposite for ultrasensitive electrochemical detection of trinitrotoluene

► Binding of electron-deficient trinitrotoluene to the electron rich amino groups to form JM complexes. ► rGO/CNT based platform for enhanced electrochemical detection. ► Functionalization and characterization of rGO/CNT with amine derivative. ► Ultrasenstitive and specific detection of TNT.