Conducting polymersarepromisingmaterialsforalarge
variety ofchemicalsensors.Theycouldactasion-to-electron transducers inall-solid-stateISEsfortheirmixedelectronicand
ionic conductivityandeaseofprocessing [19–22]. Morerecently,
we havedescribedforthefirsttimeanovelsolidtransducerbased
on athiopheneoligomer, a, o-dihexylsexithiophene,forthe
construction ofall-solid-stateISEs [23]. Inthepresentwork,we
investigate theinfluenceofconditioningprocedureandsample
composition onthepotentiometricresponseoftheelectrodes
based onthistransducer.Themainobjectiveofthisworkisto
provide aprocedureforthedevelopmentofall-solid-statePb2þ-
selective electrodewithgoodreproducibilityfordifferentsample
matrixes.