Basson, S. S.Hundt, H. K. L.Purcell, W.Abay, Efrem Teclehaymanot2015-07-222015-07-222004http://hdl.handle.net/11660/634Abstract not availableenGas ChromatographyHigh-Performance Liquid ChromatographyNitrogen/Phosphorus selective detector (NPD)Mass spectrometerFentanyld5-fentanylSufentanilMethod developmentValidationLiquid chromatographyFentanyl -- Physiological effectAnalgesicsDrugs -- ResearchDissertation (M.Sc. (Chemistry))--University of the Free State, 2004Development and validation of bioanalytical assay methods for fentanyl in human plasmaDissertationUniversity of the Free State