Faculty of Natural and Agricultural Sciences
School of Physical Sciences
Department of Chemistry
Stefan-van Staden, R-I
BSc MSc (Academy of Music Bucharest); BSc PhD (University of Bucharest) - Senior Lecturer
NRF Rating: P
Contact Details
Research Interests
Research Output
Contact Details:
Telephone number: 012 420 2510
Fax number: 012 362 5297
E-mail address: raluca.stefan@up.ac.za
Research Interests:
Chemical sensors, flow systems and solution chemistry
Research Output:
Research articles in refereed specialist journals:
Stefan-van Staden R-I, Nejem RM: 2005. Enantioselective, potentiometric membrane electrodes based on cyclodextrins for the assay of L- and D-2-hydroxyglutaric acid. Analytical Letters, 38, pp 1847-1855.
Stefan-van Staden R-I, Nejem RM, van Staden JF, Aboul-Enein HY: 2005. Determination of D-2-hydroxyglutaric acid in urine samples using enantioselective, potentiometric membrane electrodes based on antibiotics. Sensors and Actuators B-Chemical, 106, pp 791-795.
Stefan-van Staden R-I, Nejem RM: 2005. Enantioanalysis of glyceric acid using enantioselective, potentiometric membrane electrodes: applications for the diagnosis of PH II and D-glyceric acidemia/acidurias. Sensors and Actuators B-Chemical, 106, pp 736-740.
Ozoemena KI, Stefan-van Staden R-I, van Staden JF, Aboul-Enein HY: 2005. Enantioanalysis of S-perindopril using different cyclodextrin-based potentiometric sensors. Sensors and Actuators B-Chemical, 105, pp 425-429.
Ozoemena KI, Stefan-van Staden R-I: 2005. Enantioselective potentiometric membrane electrodes based on a-, b- and g-cyclodextrins as chiral selectors for the assay of L-proline. Talanta, 66, pp 501-504.
Nejem RM, Stefan-van Staden R-I, van Staden JF, Aboul-Enein HY: 2005. Enantioanalysis of L-2-hydroxyglutaric acid in urine samples using enantioselective, potentiometric membrane electrodes based on maltodextrins. Talanta, 65, pp 437-440.
van Staden JF, Beyene NW, Stefan-van Staden R-I, Aboul-Enein HY: 2005. Sequential injection spectrophotometric determination of ritodrine hydrochloride using 4-aminoantipyrine. Talanta, 68, pp 401-405.
Books:
Singer DC, Stefan-van Staden R-I, van Staden JF: 2005. Laboratory Auditing for Quality and Regulatory Compliance. Taylor & Francis, 471 pp.
Chapters in books:
Stefan-van Staden R-I, van Staden JF, Aboul-Enein HY: 2005. Biosensor Technology. In Ewing's Analytical Instrumentation Handbook, (21), Marcel Dekker, pp 681-686.
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