a summary of chromatographic ( e.g . gas chromatography , high-performance liquid chromatography ) and non-chromatographic ( e.g . radioimmunoassay , enzyme-multiplied immunoassay ) analytical techniques suitable for the quantitative analysis of the most popular inhalational ( halothane , methoxyflurane , enflurane , isoflurane and nitrous oxide ) , intravenous ( barbiturate , benzodiazepines , etomidate , althesin , morphine , fentanyl , alfentanil , sufentanil , droperidol and ketamine ) general and amide-type local ( lidocaine , mepivacaine , etidocaine and bupivacaine ) anaesthetic agents and some of their metabolites , in biological material , is described .
C0015846
fentanyl
C0002026
alfentanil