pH adjustment of human blood plasma prior to bioanalytical sample preparation
Hendriks, G., Uges, D.R.A., Franke, J.P.
Published in Journal of pharmaceutical and biomedical analysis (12.05.2008)
Published in Journal of pharmaceutical and biomedical analysis (12.05.2008)
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Dramatic Signal Reduction in Ion-Mobility Spectrometry by Residues of Solvents
Koole, A., Luo, Y., Franke, J.P., de Zeeuw, R.A.
Published in Journal of analytical toxicology (01.05.1998)
Published in Journal of analytical toxicology (01.05.1998)
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Journal Article
Evaluation of the programmed temperature vaporiser for large-volume injection of biological samples in gas chromatography
van Hout, M.W.J, de Zeeuw, R.A, Franke, J.P, de Jong, G.J
Published in Journal of chromatography. B, Biomedical sciences and applications (11.06.1999)
Published in Journal of chromatography. B, Biomedical sciences and applications (11.06.1999)
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How to approach substance identification in qualitative bioanalysis
Hartstra, J., Franke, J.P., de Zeeuw, R.A.
Published in Journal of chromatography. B, Biomedical sciences and applications (28.02.2000)
Published in Journal of chromatography. B, Biomedical sciences and applications (28.02.2000)
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Conference Proceeding
Feasibility of the direct coupling of solid-phase extraction–pipette tips with a programmed-temperature vaporiser for gas chromatographic analysis of drugs in plasma
van Hout, M.W.J, van Egmond, W.M.A, Franke, J.P, de Zeeuw, R.A, de Jong, G.J
Published in Journal of chromatography. B, Analytical technologies in the biomedical and life sciences (05.01.2002)
Published in Journal of chromatography. B, Analytical technologies in the biomedical and life sciences (05.01.2002)
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Rapid Extraction of Clenbuterol from Human and Calf Urine Using Empore™ C8 Extraction Disks
Koole, A., Jetten, A.C., Luo, Y., Franke, J.P., de Zeeuw, R.A.
Published in Journal of analytical toxicology (01.11.1999)
Published in Journal of analytical toxicology (01.11.1999)
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Journal Article
Thin-layer chromatography under tropical conditions: Impact of high temperatures and high humidities on screening systems for analytical toxicology
de Zeeuw, R.A., Franke, J.P., van Halem, M., Schaapman, S., Logawa, E., Siregar, C.J.P.
Published in Journal of Chromatography A (01.04.1994)
Published in Journal of Chromatography A (01.04.1994)
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Application of radioreceptor assays for systematic toxicological analysis--1. Procedures for radioreceptor assays for antihistaminics, anticholinergics and benzodiazepines
Ensing, K, Bosman, I J, Egberts, A C, Franke, J P, de Zeeuw, R A
Published in Journal of pharmaceutical and biomedical analysis (01.01.1994)
Published in Journal of pharmaceutical and biomedical analysis (01.01.1994)
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Impact of hot and humid tropical conditions on Toxi-Lab thin-layer chromatographic systems for the screening of basic and neutral drugs
de Zeeuw, R A, Franke, J P, van Halem, M, Schaapman, S, Logawa, E, Siregar, C J
Published in Journal of analytical toxicology (01.11.1994)
Published in Journal of analytical toxicology (01.11.1994)
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Multiresidue analysis of β2-agonists in human and calf urine using multimodal solid-phase extraction and high-performance liquid chromatography with electrochemical detection
KOOLE, A, BOSMAN, J, FRANKE, J. P, DE ZEEUW, R. A
Published in Journal of chromatography. B, Biomedical sciences and applications (16.04.1999)
Published in Journal of chromatography. B, Biomedical sciences and applications (16.04.1999)
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Journal Article
Multiresidue analysis of β 2-agonists in human and calf urine using multimodal solid-phase extraction and high-performance liquid chromatography with electrochemical detection
Koole, A, Bosman, J, Franke, J.P, de Zeeuw, R.A
Published in Journal of chromatography. Biomedical applications (1999)
Published in Journal of chromatography. Biomedical applications (1999)
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