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J P Franke

Showing results (21-30 of 67) with videos related to

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The Analyst|June 1, 1984
Comparison of some matrix modifiers for the determination of cadmium in urine by atomic-absorption spectrometry with electrothermal atomisationK G Feitsma, J P Franke, R A de Zeeuw
Journal of Analytical Toxicology|May 29, 1998
Dramatic signal reduction in ion-mobility spectrometry by residues of solventsA Koole, Y Luo, J P Franke, et al.
Journal of Chromatography. B, Biomedical Sciences and Applications|May 29, 1999
Multiresidue analysis of beta2-agonist in human and calf urine using multimodal solid-phase extraction and high-performance liquid chromatography with electrochemical detectionA Koole, J Bosman, J P Franke, et al.
Journal of Analytical Toxicology|May 1, 1985
Erratic data in thin layer chromatography due to anomalous behavior of correction standardsM Bogusz, J Bialka, R A de Zeeuw, et al.
Journal of Analytical Toxicology|July 1, 1983
Applicability of capillary gas chromatography to systematic toxicological analysis: occurrence of concentration-dependent retention behaviorM Bogusz, J Wijsbeek, J P Franke, et al.
Journal of Analytical Toxicology|May 1, 1982
Optimization of thin layer chromatography for toxicological screening: applicability of shorter development distancesJ P Franke, P Schepers, J Bosman, et al.
Journal of Chromatography|July 12, 1985
Influence of the biological matrix on retention behaviour in thin-layer chromatography: evidence of systematic differences between pure and extracted drugsM Bogusz, J Gierz, R A de Zeeuw, et al.
Journal of Analytical Toxicology|November 1, 1986
Influence of biological matrix on retention behaviour and identification possibilities of selected neutral and acidic drugs in thin layer chromatography. An interlaboratory investigationM Bogusz, J P Franke, J Wijsbeek, et al.
Zeitschrift Fur Rechtsmedizin. Journal of Legal Medicine|January 1, 1987
Instrumental set-up as a factor influencing the variability of retention index values in high pressure liquid chromatographyM Bogusz, R Aderjan, J P Franke, et al.
Journal of Chromatography|July 23, 1993
Study of lot-to-lot reproducibilities of Bond Elut Certify and Clean Screen DAU mixed-mode solid-phase extraction columns in the extraction of drugs from whole bloodX H Chen, J P Franke, J Wijsbeek, et al.
Pageof 7

Showing results (21-30 of 67) with videos related to

Sort By:
Pageof 7
The Analyst|June 1, 1984
Comparison of some matrix modifiers for the determination of cadmium in urine by atomic-absorption spectrometry with electrothermal atomisationK G Feitsma, J P Franke, R A de Zeeuw
Journal of Analytical Toxicology|May 29, 1998
Dramatic signal reduction in ion-mobility spectrometry by residues of solventsA Koole, Y Luo, J P Franke, et al.
Journal of Chromatography. B, Biomedical Sciences and Applications|May 29, 1999
Multiresidue analysis of beta2-agonist in human and calf urine using multimodal solid-phase extraction and high-performance liquid chromatography with electrochemical detectionA Koole, J Bosman, J P Franke, et al.
Journal of Analytical Toxicology|May 1, 1985
Erratic data in thin layer chromatography due to anomalous behavior of correction standardsM Bogusz, J Bialka, R A de Zeeuw, et al.
Journal of Analytical Toxicology|July 1, 1983
Applicability of capillary gas chromatography to systematic toxicological analysis: occurrence of concentration-dependent retention behaviorM Bogusz, J Wijsbeek, J P Franke, et al.
Journal of Analytical Toxicology|May 1, 1982
Optimization of thin layer chromatography for toxicological screening: applicability of shorter development distancesJ P Franke, P Schepers, J Bosman, et al.
Journal of Chromatography|July 12, 1985
Influence of the biological matrix on retention behaviour in thin-layer chromatography: evidence of systematic differences between pure and extracted drugsM Bogusz, J Gierz, R A de Zeeuw, et al.
Journal of Analytical Toxicology|November 1, 1986
Influence of biological matrix on retention behaviour and identification possibilities of selected neutral and acidic drugs in thin layer chromatography. An interlaboratory investigationM Bogusz, J P Franke, J Wijsbeek, et al.
Zeitschrift Fur Rechtsmedizin. Journal of Legal Medicine|January 1, 1987
Instrumental set-up as a factor influencing the variability of retention index values in high pressure liquid chromatographyM Bogusz, R Aderjan, J P Franke, et al.
Journal of Chromatography|July 23, 1993
Study of lot-to-lot reproducibilities of Bond Elut Certify and Clean Screen DAU mixed-mode solid-phase extraction columns in the extraction of drugs from whole bloodX H Chen, J P Franke, J Wijsbeek, et al.
Pageof 7