Faculty of Natural and Agricultural Sciences
School of Physical Sciences
Department of Chemistry
van Staden, JF
BSc(Hons) MSc(UV) DSc(Pret) - Professor
NRF Rating: B1
Contact Details
Research Interests
Research Output
Contact Details:
Telephone number: 012 420 2515
Fax number: 012 362 5297
E-mail address: Koos.vanStaden@chem.up.ac.za
Research Interests:
Process Science
Research Output:
Research articles in refereed specialist journals:
Stefan R-I, van Staden JF, Aboul-Enein HY: 2003. Estimation of uncertainties for the application of electrochemical sensors in clinical analysis. Accreditation and Quality Assurance, 8 (2), pp 86-89.
Fletcher PJ, van Staden JF: 2003. Determination of ethanol in distilled liquors using sequential injection analysis with spectrophotometric detection. Analytica Chimica Acta, 499 (1-2), pp 123-128.
van Staden JF, Mulaudzi LV, Stefan R-I: 2003. Speciation of Mn(II) and Mn(VII) by on-line spectrophotometric sequential injection analysis. Analytica Chimica Acta, 499 (1-2), pp 129-137.
Fletcher PJ, van Staden JF: 2003. Determination of carbonate and hydrogencarbonate by titration using sequential injection analysis. Analytica Chimica Acta, 485, pp 187-194.
van Staden JF, Mulaudzi LV, Stefan R-I: 2003. On-line speciation of bromine and bromide by using sequential injection analysis with spectrophotometric detection. Analytical and Bioanalytical Chemistry, 375 (8), pp 1074-1082.
Stefan R-I, Bairu SG, van Staden JF: 2003. Diamond paste-based electrodes for determination of Cr(III) in pharmaceutical compounds. Analytical Bioanalytical Chemistry, 376 (6), pp 844-847.
Stefan R-I, Bokretsion RG, van Staden JF, Aboul-Enein HY: 2003. Determination of L- and D-enantiomers of carnitine using amperometric biosensors. Analytical Letters Part A - Chemical Analysis, 36 (6), pp 1091-1102.
Stefan R-I, Bairu SG, van Staden JF: 2003. Diamond paste based electrodes for the determination of iodide in vitamins and table salt. Analytical Letters Part A - Chemical Analysis, 36 (8), pp 1493-1500.
Stefan R-I, Bokretsion RG, van Staden JF, Aboul-Enein HY: 2003. Simultaneous determination of L- and D-methotrexate using a sequential injection analysis/amperometric biosensors system. Biosensors & Bioelectronics, 19 (3), pp 261-267.
Stefan R-I, Stefan I, van Staden JF: 2003. Immunosensors in clinical diagnostics. Clinical Laboratory International, 27 (2), pp 16-19.
Bairu SG, Stefan R-I, van Staden JF: 2003. Polycrystalline diamond based electrochemical sensors and their applications in inorganic and organic analysis. Critical Reviews in Analytical Chemistry, 33 (2), pp 145-153.
Stefan R-I, Bairu SG, van Staden JF: 2003. Determination of Fe(III) using diamond paste based electrodes. Instrumentation Science and Technology, 31 (4), pp 411-416.
Stefan R-I, Bokretsion RG, van Staden JF, Aboul-Enein HY: 2003. Simultaneous determination of L- and D-carnitine using a sequential injection analysis/amperometric biosensors system. Journal of Pharmaceutical and Biomedical Analysis, 33 (2), pp 323-328.
Stefan R-I, Bokretsion RG, van Staden JF, Aboul-Enein HY: 2003. Biosensors for the determination of ortho-acetyl-L-carnitine. Their utilization as detectors in a sequential injection analysis system. Preparative Biochemistry & Biotechnology, 33 (3), pp 163-172.
Stefan R-I, Nejem RM, van Staden JF, Aboul-Enein HY: 2003. Biosensors for the enantioselective analysis of pipecolic acid. Sensors and Actuators B-Chemical, 94 (3), pp 271-275.
Stefan R-I, Bokretsion RG, van Staden JF, Aboul-Enein HY: 2003. Immunosensor for the determination of azidothymidine. Its utilization as detector in a sequential injection analysis system. Talanta, 59 (5), pp 883-887.
Stefan R-I, Bokretsion RG, van Staden JF, Aboul-Enein HY: 2003. Determination of L- and D-enantiomers of methotrexate using amperometric biosensors. Talanta, 60 (5), pp 983-990.
Stefan R-I, Bokretsion RG, van Staden JF, Aboul-Enein HY: 2003. Simultaneous determination of creatine and creatinine using amperometric biosensors. Talanta, 60, pp 1223-1228.
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