A newmethodforthedeterminationofarecolinein Semen Arecae decoction piecesby
microchip capillaryelectrophoresiswithcontactlessconductivitydetection(MCE-CCD)was
proposed. Theeffectsofvariouselectrophoreticoperatingparametersontheanalysisofarecoline
were studied.Undertheoptimalconditions,arecolinewasrapidlyseparatedanddetectedin1min
with goodlinearityovertheconcentrationrangeof20–1500 mM (r2¼0.9991) andthedetection
limit of5 mM (S/N¼3). Themethodwasusedfortheanalysisofarecolinesatisfactorilywitha