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Pat Sandra

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Kai Chen; Melissa Hanna-Brown; Frédéric Lynen; Roman Szucs; Pat Sandra
Gradient stationary phase optimized selectivity liquid chromatography with conventional columns.
Ján Krupčík; Pavel Májek; Pat Sandra; Ivan Spánik; Roman Gorovenko; Daniel W Armstrong
On the determination of a detector response enhancement factor for flow modulated comprehensive two-dimensional gas chromatography.
Ján Krupčík; Pat Sandra; Ivan Spánik; Roman Gorovenko; Daniel W Armstrong
Flow-modulated comprehensive two-dimensional gas chromatography with simultaneous flame ionization and quadrupole mass spectrometric detection.

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All Publications

2013: Kai Chen; Melissa Hanna-Brown; Frédéric Lynen; Roman Szucs; Pat Sandra
Gradient stationary phase optimized selectivity liquid chromatography with conventional columns.
The Analyst 2013;138(10):2914-23.
2013: Ján Krupčík; Pavel Májek; Pat Sandra; Ivan Spánik; Roman Gorovenko; Daniel W Armstrong
On the determination of a detector response enhancement factor for flow modulated comprehensive two-dimensional gas chromatography.
Journal of chromatography. A 2013;1286():235-40.
2013: Ján Krupčík; Pat Sandra; Ivan Spánik; Roman Gorovenko; Daniel W Armstrong
Flow-modulated comprehensive two-dimensional gas chromatography with simultaneous flame ionization and quadrupole mass spectrometric detection.
Journal of chromatography. A 2013;1280():104-11.
2013: Jente Boelaert; Sunny Eloot; Griet Glorieux; Frédéric Lynen; Pat Sandra; Maria Van Landschoot; Marie-Anne Waterloos; Raymond Vanholder
A novel UPLC-MS-MS method for simultaneous determination of seven uremic retention toxins with cardiovascular relevance in chronic kidney disease patients.
Analytical and bioanalytical chemistry 2013;405(6):1937-47.
2013: M Verstraeten; K Witt; K Broeckhoven; K Choikhet; M Dittmann; K Landt; Frédéric Lynen; Pat Sandra; Gert Desmet
Quantification aspects of constant pressure (ultra) high pressure liquid chromatography using mass-sensitive detectors with a nebulizing interface.
Journal of chromatography. A 2013;1274():118-28.
2012: Eva Cífková; Michal Holčapek; Miroslav Lísa; Antonín Lyčka; Frédéric Lynen; Magdaléna Ovčačíková; Pat Sandra
Nontargeted quantitation of lipid classes using hydrophilic interaction liquid chromatography-electrospray ionization mass spectrometry with single internal standard and response factor approach.
Analytical chemistry 2012;84(22):10064-70.
2012: Thomas Van Damme; Yanhua Zhang; Frédéric Lynen; Pat Sandra
Determination of cyclic guanosine- and cyclic adenosine monophosphate (cGMP and cAMP) in human plasma and animal tissues by solid phase extraction on silica and liquid chromatography-triple quadrupole mass spectrometry.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences 2012;909():14-21.
2012: Christophe Devos; Frank David; Pat Sandra
A new validated analytical method for the determination of tributyltin in water samples at the quantification level set by the European Union.
Journal of chromatography. A 2012;1261():151-7.
2012: Christophe Devos; Nobuo Ochiai; Pat Sandra; Kikuo Sasamoto; Frank David
Full evaporation dynamic headspace in combination with selectable one-dimensional/two-dimensional gas chromatography-mass spectrometry for the determination of suspected fragrance allergens in cosmetic products.
Journal of chromatography. A 2012;1255():207-15.
2012: Qin Li; Frédéric Lynen; Jian Wang; Guowang Xu; Hanlin Li; Pat Sandra
Comprehensive hydrophilic interaction and ion-pair reversed-phase liquid chromatography for analysis of di- to deca-oligonucleotides.
Journal of chromatography. A 2012;1255():237-43.
2012: M Verstraeten; K Witt; K Broeckhoven; K Choikhet; M Dittmann; Frédéric Lynen; Pat Sandra; Gert Desmet
Comparison of the quantitative performance of constant pressure versus constant flow rate gradient elution separations using concentration-sensitive detectors.
Journal of chromatography. A 2012;1232():65-76.
2012: Wim De Malsche; Gert Desmet; Han Gardeniers; Jeff Op De Beek; Pat Sandra; Selm De Bruyne; Frédéric Lynen
Capillary liquid chromatography separations using non-porous pillar array columns.
Journal of chromatography. A 2012;1230():41-7.
2012: Hamed Eghbali; Koen Sandra; Pat Sandra; Bart Tienpont; Sebastiaan Eeltink; Gert Desmet
Exploring the possibilities of cryogenic cooling in liquid chromatography for biological applications: a proof of principle.
Analytical chemistry 2012;84(4):2031-7.
2011: Bart Tienpont; Frank David; Alberto Pereira; Pat Sandra
In-vial pyrolysis (PyroVial) with pre- and post-sample treatment combined with different chromatographic techniques.
Journal of chromatography. A 2011;1218(46):8303-12.
2011: André De Villiers; Gert Desmet; Frédéric Lynen; Deirdre Cabooter; Pat Sandra
High-efficiency high performance liquid chromatographic analysis of red wine anthocyanins.
Journal of chromatography. A 2011;1218(29):4660-70.
2011: Rina van der Westhuizen; Mariam Ajam; Jan Beens; Piet De Coning; André De Villiers; Pat Sandra
Comprehensive two-dimensional gas chromatography for the analysis of synthetic and crude-derived jet fuels.
Journal of chromatography. A 2011;1218(28):4478-86.
2011: Ján Krupčík; Pavel Májek; Roman Gorovenko; Pat Sandra; Daniel W Armstrong
On retentivity tuning by flow in the second column of different comprehensive two dimensional gas chromatographic configurations.
Journal of chromatography. A 2011;1218(21):3186-9.
2011: Qun Gu; Frank David; Frédéric Lynen; Klaus Rumpel; Jasper Dugardeyn; Dominique Van Der Straeten; Guowang Xu; Pat Sandra
Evaluation of automated sample preparation, retention time locked gas chromatography-mass spectrometry and data analysis methods for the metabolomic study of Arabidopsis species.
Journal of chromatography. A 2011;1218(21):3247-54.
2011: Hamed Eghbali; Koen Sandra; Frederik Detobel; Frédéric Lynen; Kazuki Nakanishi; Pat Sandra; Gert Desmet
Performance evaluation of long monolithic silica capillary columns in gradient liquid chromatography using peptide mixtures.
Journal of chromatography. A 2011;1218(21):3360-6.
2011: Rina van der Westhuizen; Hein Potgieter; Nico Prinsloo; André De Villiers; Pat Sandra
Fractionation by liquid chromatography combined with comprehensive two-dimensional gas chromatography-mass spectrometry for analysis of cyclics in oligomerisation products of Fischer-Tropsch derived light alkenes.
Journal of chromatography. A 2011;1218(21):3173-9.
2011: Qun Gu; Frank David; Frédéric Lynen; Pieter Vanormelingen; Wim Vyverman; Klaus Rumpel; Guowang Xu; Pat Sandra
Evaluation of ionic liquid stationary phases for one dimensional gas chromatography-mass spectrometry and comprehensive two dimensional gas chromatographic analyses of fatty acids in marine biota.
Journal of chromatography. A 2011;1218(20):3056-63.
2011: Frederic Lynen; Luis Saveedra; Beverly Nickerson; Luis Saavedra; Pat Sandra
Evaluation of a multiarray system for pharmaceutical analysis by microemulsion electrokinetic chromatography.
Talanta 2011;84(3):724-9.
2011: Michal Zapadlo; Ján Krupčík; Tomáš Kovalczuk; Pavel Májek; Ivan Spánik; Daniel W Armstrong; Pat Sandra
Enhanced comprehensive two-dimensional gas chromatographic resolution of polychlorinated biphenyls on a non-polar polysiloxane and an ionic liquid column series.
Journal of chromatography. A 2011;1218(5):746-51.
2010: Rina van der Westhuizen; Renier Crous; André De Villiers; Pat Sandra
Comprehensive two-dimensional gas chromatography for the analysis of Fischer-Tropsch oil products.
Journal of chromatography. A 2010;1217(52):8334-9.
2010: Michal Holčapek; Hana Dvořáková; Miroslav Lísa; Ana Jimenéz Girón; Pat Sandra; Josef Cvačka
Regioisomeric analysis of triacylglycerols using silver-ion liquid chromatography-atmospheric pressure chemical ionization mass spectrometry: comparison of five different mass analyzers.
Journal of chromatography. A 2010;1217(52):8186-94.
2010: Kai Chen; Frédéric Lynen; Maarten De Beer; Laure Hitzel; Paul Ferguson; Melissa Hanna-Brown; Pat Sandra
Selectivity optimization in green chromatography by gradient stationary phase optimized selectivity liquid chromatography.
Journal of chromatography. A 2010;1217(46):7222-30.
2010: Michal Zapadlo; Jan Krupcík; Pavel Májek; Daniel W Armstrong; Pat Sandra
Use of a polar ionic liquid as second column for the comprehensive two-dimensional GC separation of PCBs.
Journal of chromatography. A 2010;1217(37):5859-67.
2010: Koen Sandra; Alberto dos Santos Pereira; Gerd Vanhoenacker; Frank David; Pat Sandra
Comprehensive blood plasma lipidomics by liquid chromatography/quadrupole time-of-flight mass spectrometry.
Journal of chromatography. A 2010;1217(25):4087-99.
2010: Isabelle François; Alberto dos Santos Pereira; Pat Sandra
Considerations on comprehensive and off-line supercritical fluid chromatography x reversed-phase liquid chromatography for the analysis of triacylglycerols in fish oil.
Journal of separation science 2010;33(10):1504-12.
2010: Gerd Vanhoenacker; Alberto dos Santos Pereira; Takashi Kotsuka; Deirdre Cabooter; Gert Desmet; Pat Sandra
Evaluation of a new polymeric stationary phase with reversed-phase properties for high temperature liquid chromatography.
Journal of chromatography. A 2010;1217(19):3217-22.
2010: K Broeckhoven; Deirdre Cabooter; Frédéric Lynen; Pat Sandra; Gert Desmet
The kinetic plot method applied to gradient chromatography: theoretical framework and experimental validation.
Journal of chromatography. A 2010;1217(17):2787-95.
2010: Jan Krupcík; Janka Mydlová-Memersheimerová; Pavel Májek; Michal Zapadlo; Pat Sandra
The non-modulated transfer of total effluent for serially coupled columns in gas chromatography.
Journal of chromatography. A 2010;1217(11):1821-9.
2010: Alberto dos Santos Pereira; Ana Jiménez Girón; Engdawork Admasu; Pat Sandra
Green hydrophilic interaction chromatography using ethanol-water-carbon dioxide mixtures.
Journal of separation science 2010;33(6-7):834-7.
2010: Maarten De Beer; Frédéric Lynen; Kai Chen; Paul Ferguson; Melissa Hanna-Brown; Pat Sandra
Stationary-phase optimized selectivity liquid chromatography: development of a linear gradient prediction algorithm.
Analytical chemistry 2010;82(5):1733-43.
2010: Fabrice Gritti; Alberto dos Santos Pereira; Pat Sandra; Georges Guiochon
Efficiency of the same neat silica column in hydrophilic interaction chromatography and per aqueous liquid chromatography.
Journal of chromatography. A 2010;1217(5):683-8.
2010: Stefan Louw; Frédéric Lynen; Melissa Hanna-Brown; Pat Sandra
High-efficiency hydrophilic interaction chromatography by coupling 25 cm x 4.6mm ID x 5 microm silica columns and operation at 80 degrees C.
Journal of chromatography. A 2010;1217(4):514-21.
2009: Nathalie De Coensel; Frank David; Pat Sandra
Study on the migration of bisphenol-A from baby bottles by stir bar sorptive extraction-thermal desorption-capillary GC-MS.
Journal of separation science 2009;32(21):3829-36.
2009: Koen Desmet; Marc Schelfaut; Tadeusz Górecki; Pat Sandra
Evaluation of the suitability of sampling on Tenax TA and polydimethylsiloxane for the analysis of combustion gases.
Talanta 2009;79(3):967-70.
2009: Janka Mydlová-Memersheimerová; Bart Tienpont; Frank David; Jan Krupcík; Pat Sandra
Gas chromatography of 209 polychlorinated biphenyl congeners on an extremely efficient nonselective capillary column.
Journal of chromatography. A 2009;1216(32):6043-62.
2009: Alberto dos Santos Pereira; Frank David; Gerd Vanhoenacker; Pat Sandra
The acetonitrile shortage: is reversed HILIC with water an alternative for the analysis of highly polar ionizable solutes?
Journal of separation science 2009;32(12):2001-7.
2009: Isabelle François; Koen Sandra; Pat Sandra
Comprehensive liquid chromatography: fundamental aspects and practical considerations--a review.
Analytica chimica acta 2009;641(1-2):14-31.
2009: Isabelle François; Pat Sandra
Comprehensive supercritical fluid chromatography x reversed phase liquid chromatography for the analysis of the fatty acids in fish oil.
Journal of chromatography. A 2009;1216(18):4005-12.
2009: Deirdre Cabooter; François Lestremau; André De Villiers; Ken Broeckhoven; Frédéric Lynen; Pat Sandra; Gert Desmet
Investigation of the validity of the kinetic plot method to predict the performance of coupled column systems operated at very high pressures under different thermal conditions.
Journal of chromatography. A 2009;1216(18):3895-903.
2009: André De Villiers; Frédéric Lynen; Pat Sandra
Effect of analyte properties on the kinetic performance of liquid chromatographic separations.
Journal of chromatography. A 2009;1216(16):3431-42.
2009: Gerd Vanhoenacker; Emmie Dumont; Frank David; Andrew Baker; Pat Sandra
Determination of arylamines and aminopyridines in pharmaceutical products using in-situ derivatization and liquid chromatography-mass spectrometry.
Journal of chromatography. A 2009;1216(16):3563-70.
2009: André De Villiers; Deirdre Cabooter; Frédéric Lynen; Gert Desmet; Pat Sandra
High performance liquid chromatography analysis of wine anthocyanins revisited: effect of particle size and temperature.
Journal of chromatography. A 2009;1216(15):3270-9.
2009: Els Van Hoeck; Francesca Canale; Chiara Emilia Cordero; Sien Compernolle; Carlo Bicchi; Pat Sandra
Multiresidue screening of endocrine-disrupting chemicals and pharmaceuticals in aqueous samples by multi-stir bar sorptive extraction-single desorption-capillary gas chromatography/mass spectrometry.
Analytical and bioanalytical chemistry 2009;393(3):907-19.
2009: Alberto S Pereira; Roman Szucs; Pat Sandra
Evaluation of electron capture detection in reversed-phase HPLC for pharmaceutical analysis.
Journal of separation science 2009;32(1):29-33.
2008: Deirdre Cabooter; François Lestremau; Frédéric Lynen; Pat Sandra; Gert Desmet
Kinetic plot method as a tool to design coupled column systems producing 100,000 theoretical plates in the shortest possible time.
Journal of chromatography. A 2008;1212(1-2):23-34.
2008: Bart Tienpont; Frank David; Wim Witdouck; Dries Vermeersch; Herbert Stoeri; Pat Sandra
Features of a micro-gas chromatograph equipped with enrichment device and microchip plasma emission detection (muPED) for air monitoring.
Lab on a chip 2008;8(11):1819-28.
2008: Luis Saavedra; Beverly Nickerson; Ricardo E Borjas; Frédéric Lynen; Pat Sandra
Enantioseparation of pharmaceutical compounds by multiplexed capillary electrophoresis using highly sulphated alpha-, beta- and gamma-cyclodextrins.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences 2008;875(1):248-53.
2008: Isabelle François; Alberto dos Santos Pereira; Frédéric Lynen; Pat Sandra
Construction of a new interface for comprehensive supercritical fluid chromatography x reversed phase liquid chromatography (SFC x RPLC).
Journal of separation science 2008;31(19):3473-8.
2008: Frank David; Bart Tienpont; Pat Sandra
Chemotaxonomy of bacteria by comprehensive GC and GC-MS in electron impact and chemical ionisation mode.
Journal of separation science 2008;31(19):3395-403.
2008: Deirdre Cabooter; Jeroen Billen; Herman Terryn; Frédéric Lynen; Pat Sandra; Gert Desmet
Kinetic plot and particle size distribution analysis to discuss the performance limits of sub-2 microm and supra-2 microm particle columns.
Journal of chromatography. A 2008;1204(1):1-10.
2008: Francisco J Lara; Frédéric Lynen; Pat Sandra; Ana Garcia-Campaña; Fermín Alés Barrero
Evaluation of a molecularly imprinted polymer as in-line concentrator in capillary electrophoresis.
Electrophoresis 2008;29(18):3834-41.
2008: Andreas Tredoux; André de Villiers; Pavel Májek; Frédéric Lynen; Andrew Crouch; Pat Sandra
Stir bar sorptive extraction combined with GC-MS analysis and chemometric methods for the classification of South African Wines according to the volatile composition.
Journal of agricultural and food chemistry 2008;56(12):4286-96.
2008: Claudio Brunelli; Yining Zhao; Melissa-Hanna Brown; Pat Sandra
Pharmaceutical analysis by supercritical fluid chromatography: Optimization of the mobile phase composition on a 2-ethylpyridine column.
Journal of separation science 2008;31(8):1299-306.
2008: Koen Desmet; Nathalie De Coensel; Tadeusz Górecki; Pat Sandra
Profiling the spatial concentration of allethrin and piperonyl butoxide using passive sorptive sampling and thermal desorption capillary GC-MS.
Chemosphere 2008;71(11):2193-8.
2008: K Broeckhoven; Deirdre Cabooter; Frédéric Lynen; Pat Sandra; Gert Desmet
Errors involved in the existing B-term expressions for the longitudinal diffusion in fully porous chromatographic media Part II: experimental data in packed columns and surface diffusion measurements.
Journal of chromatography. A 2008;1188(2):189-98.
2008: Claudio Brunelli; Yining Zhao; Melissa-Hanna Brown; Pat Sandra
Development of a supercritical fluid chromatography high-resolution separation method suitable for pharmaceuticals using cyanopropyl silica.
Journal of chromatography. A 2008;1185(2):263-72.
2008: Alberto S Pereira; Marc Schelfaut; Frédéric Lynen; Pat Sandra
Design and evaluation of a multi-detection system composed of ultraviolet, evaporative light scattering and inductively coupled plasma mass spectrometry detection for the analysis of pharmaceuticals by liquid chromatography.
Journal of chromatography. A 2008;1185(1):78-84.
2008: Deirdre Cabooter; Frédéric Lynen; Pat Sandra; Gert Desmet
Turbulence as a source of excessive baseline noise during high-speed isocratic and gradient separations using absorption detection.
Analytical chemistry 2008;80(5):1679-88.
2008: Nathalie De Coensel; Koen Desmet; Pat Sandra; Tadeusz Górecki
Domestic sampling: exposure assessment to moth repellent products using ultrasonic extraction and capillary GC-MS.
Chemosphere 2008;71(4):711-6.
2008: Deirdre Cabooter; Jeroen Billen; Herman Terryn; Frédéric Lynen; Pat Sandra; Gert Desmet
Detailed characterisation of the flow resistance of commercial sub-2 micrometer reversed-phase columns.
Journal of chromatography. A 2008;1178(1-2):108-17.
2008: Isabelle François; André De Villiers; Bart Tienpont; Frank David; Pat Sandra
Comprehensive two-dimensional liquid chromatography applying two parallel columns in the second dimension.
Journal of chromatography. A 2008;1178(1-2):33-42.
2008: Gerd Vanhoenacker; Pat Sandra
High temperature and temperature programmed HPLC: possibilities and limitations.
Analytical and bioanalytical chemistry 2008;390(1):245-8.
2007: Miroslav Lísa; Frédéric Lynen; Michal Holcapek; Pat Sandra
Quantitation of triacylglycerols from plant oils using charged aerosol detection with gradient compensation.
Journal of chromatography. A 2007;1176(1-2):135-42.
2007: Roberto Alzaga; Robert W Ryan; Karen Taylor-Worth; Andrew M Lipczynski; Roman Szucs; Pat Sandra
A generic approach for the determination of residues of alkylating agents in active pharmaceutical ingredients by in situ derivatization-headspace-gas chromatography-mass spectrometry.
Journal of pharmaceutical and biomedical analysis 2007;45(3):472-9.
2007: Adriana Stopforth; Ben V Burger; Andrew Crouch; Pat Sandra
The analysis of estrone and 17beta-estradiol by stir bar sorptive extraction-thermal desorption-gas chromatography/mass spectrometry: application to urine samples after oral administration of conjugated equine estrogens.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences 2007;856(1-2):156-64.
2007: André De Villiers; Tadeusz Górecki; Frédéric Lynen; Roman Szucs; Pat Sandra
Improving the universal response of evaporative light scattering detection by mobile phase compensation.
Journal of chromatography. A 2007;1161(1-2):183-91.
2007: Deirdre Cabooter; Frédéric Lynen; Pat Sandra; Gert Desmet
Total pore blocking as an alternative method for the on-column determination of the external porosity of packed and monolithic reversed-phase columns.
Journal of chromatography. A 2007;1157(1-2):131-41.
2007: Els Van Hoeck; Frank David; Pat Sandra
Stir bar sorptive extraction for the determination of pyrethroids in water samples A comparison between thermal desorption in a dedicated thermal desorber, in a split/splitless inlet and by liquid desorption.
Journal of chromatography. A 2007;1157(1-2):1-9.
2007: Janka Mydlová; Jan Krupcík; Pavel Májek; Ivan Skacáni; T Jakubík; Pat Sandra; Daniel W Armstrong
Gas chromatographic determination of the interconversion energy barrier for dialkyl 2,3-pentadienedioate enantiomers.
Journal of chromatography. A 2007;1150(1-2):124-30.
2007: Nathalie De Coensel; Koen Desmet; Tadeusz Górecki; Pat Sandra
Determination of polydimethylsiloxane-air partition coefficients using headspace sorptive extraction.
Journal of chromatography. A 2007;1150(1-2):183-9.
2007: Deirdre Cabooter; André De Villiers; David Clicq; Roman Szucs; Pat Sandra; Gert Desmet
Method to predict and compare the influence of the particle size on the isocratic peak capacity of high-performance liquid chromatography columns.
Journal of chromatography. A 2007;1147(2):183-91.
2007: Janka Mydlová; Jan Krupcík; P Korytár; Pat Sandra
On the use of computer assisted resolution of non-separable peaks in a congener specific polybrominated diphenyl ether capillary gas chromatographic analysis.
Journal of chromatography. A 2007;1147(1):95-104.
2007: C Brunelli; Tadeusz Górecki; Y Zhao; Pat Sandra
Corona-charged aerosol detection in supercritical fluid chromatography for pharmaceutical analysis.
Analytical chemistry 2007;79(6):2472-82.
2007: Koen Sandra; Katleen Verleysen; Christine Labeur; Lies Vanneste; Filip D'Hondt; Grégoire Thomas; Koen Kas; Kris Gevaert; Joël Vandekerckhove; Pat Sandra
Combination of COFRADIC and high temperature-extended column length conventional liquid chromatography: a very efficient way to tackle complex protein samples, such as serum.
Journal of separation science 2007;30(5):658-68.
2007: Adriana Stopforth; Cornelis J Grobbelaar; Andrew Crouch; Pat Sandra
Quantification of testosterone and epitestosterone in human urine samples by stir bar sorptive extraction--thermal desorption--gas chromatography/mass spectrometry: application to HIV-positive urine samples.
Journal of separation science 2007;30(2):257-65.
2007: Pat Sandra; Gerd Vanhoenacker
Elevated temperature-extended column length conventional liquid chromatography to increase peak capacity for the analysis of tryptic digests.
Journal of separation science 2007;30(2):241-4.
2007: François Lestremau; André De Villiers; Frédéric Lynen; Andrew Cooper; Roman Szucs; Pat Sandra
High efficiency liquid chromatography on conventional columns and instrumentation by using temperature as a variable. Kinetic plots and experimental verification.
Journal of chromatography. A 2007;1138(1-2):120-31.
2007: Frank David; Els Van Hoeck; Pat Sandra
Towards automated, miniaturized and solvent-free sample preparation methods.
Analytical and bioanalytical chemistry 2007;387(1):141-4.
2006: André De Villiers; François Lestremau; Roman Szucs; Sylvie Gélébart; Frank David; Pat Sandra
Evaluation of ultra performance liquid chromatography. Part I. Possibilities and limitations.
Journal of chromatography. A 2006;1127(1-2):60-9.
2006: Gerd Vanhoenacker; Pat Sandra
Elevated temperature and temperature programming in conventional liquid chromatography--fundamentals and applications.
Journal of separation science 2006;29(12):1822-35.
2006: Frank David; Christophe Devos; Daniel Joulain; Alain Chaintreau; Pat Sandra
Determination of suspected allergens in non-volatile matrices using PTV injection with automated liner exchange and GC-MS.
Journal of separation science 2006;29(11):1587-94.
2006: Koen Sandra; Frédéric Lynen; Bart Devreese; Jozef Van Beeumen; Pat Sandra
On-column sample enrichment for the high-sensitivity sheath-flow CE-MS analysis of peptides.
Analytical and bioanalytical chemistry 2006;385(4):671-7.
2006: Tadeusz Górecki; Frédéric Lynen; Roman Szucs; Pat Sandra
Universal response in liquid chromatography using charged aerosol detection.
Analytical chemistry 2006;78(9):3186-92.
2006: André De Villiers; Henk Lauer; Roman Szucs; Stuart Goodall; Pat Sandra
Influence of frictional heating on temperature gradients in ultra-high-pressure liquid chromatography on 2.1mm I.D. columns.
Journal of chromatography. A 2006;1113(1-2):84-91.
2006: Adriana Stopforth; Ben V Burger; Andrew Crouch; Pat Sandra
Urinalysis of 4-hydroxynonenal, a marker of oxidative stress, using stir bar sorptive extraction-thermal desorption-gas chromatography/mass spectrometry.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences 2006;834(1-2):134-40.
2006: François Lestremau; Andrew Cooper; Roman Szucs; Frank David; Pat Sandra
High-efficiency liquid chromatography on conventional columns and instrumentation by using temperature as a variable I. Experiments with 25 cm x 4.6 mm I.D., 5 microm ODS columns.
Journal of chromatography. A 2006;1109(2):191-6.
2006: Frank David; Roman Szücs; Jay Makwana; Pat Sandra
Fast capillary GC using a low thermal mass column oven for the determination of residual solvents in pharmaceuticals.
Journal of separation science 2006;29(5):695-8.
2006: Isabelle François; André De Villiers; Pat Sandra
Considerations on the possibilities and limitations of comprehensive normal phase-reversed phase liquid chromatography (NPLC x RPLC).
Journal of separation science 2006;29(4):492-8.
2005: Jan Krupcík; Janka Mydlová; Ivan Spánik; Bart Tienpont; Pat Sandra
Computerized separation of chromatographically unresolved peaks.
Journal of chromatography. A 2005;1084(1-2):80-9.
2005: Gerd Vanhoenacker; Pat Sandra
High temperature liquid chromatography and liquid chromatography-mass spectroscopy analysis of octylphenol ethoxylates on different stationary phases.
Journal of chromatography. A 2005;1082(2):193-202.
2005: Christophe Devosa; Maarten Vliegen; Bart Willaert; Frank David; Luc Moens; Pat Sandra
Automated headspace-solid-phase micro extraction-retention time locked-isotope dilution gas chromatography-mass spectrometry for the analysis of organotin compounds in water and sediment samples.
Journal of chromatography. A 2005;1079(1-2):408-14.
2005: Nobuo Ochiai; Kikuo Sasamoto; Hirooki Kanda; Takashi Yamagami; Frank David; Bart Tienpont; Pat Sandra
Optimization of a multi-residue screening method for the determination of 85 pesticides in selected food matrices by stir bar sorptive extraction and thermal desorption GC-MS.
Journal of separation science 2005;28(9-10):1083-92.
2005: Christophe Devos; Luc Moens; Pat Sandra
Determination of the acaricide fenbutatin oxide in water samples by automated headspace-SPME-GC/MS.
Journal of separation science 2005;28(7):665-8.
2005: Adriana Stopforth; Andreas Tredoux; Andrew Crouch; Paul van Helden; Pat Sandra
A rapid method of diagnosing pulmonary tuberculosis using stir bar sorptive extraction-thermal desorption-gas chromatography-mass spectrometry.
Journal of chromatography. A 2005;1071(1-2):135-9.
2005: Koen Desmet; Marc Schelfaut; Pat Sandra
Determination of bromophenols as dioxin precursors in combustion gases of fire retarded extruded polystyrene by sorptive sampling-capillary gas chromatography-mass spectrometry.
Journal of chromatography. A 2005;1071(1-2):125-9.
2005: Ivan Spanik; Jan Krupcik; Ivan Skacáni; Pat Sandra; Daniel W Armstrong
On the capillary gas chromatographic separation of enantiomers of N-trifluoroacetyl-O-alkyl esters of selected amino acids on 2,3-di-O-pentyl-6-O-acyl cyclodextrins.
Journal of chromatography. A 2005;1071(1-2):59-66.
2004: Koen Sandra; Ingeborg Stals; Pat Sandra; Marc Claeyssens; Jozef Van Beeumen; Bart Devreese
Combining gel and capillary electrophoresis, nano-LC and mass spectrometry for the elucidation of post-translational modifications of Trichoderma reesei cellobiohydrolase I.
Journal of chromatography. A 2004;1058(1-2):263-72.
2004: Janka Mydlová; E Benická; Jan Krupcík; Pat Sandra; Daniel W Armstrong
On-flow gas chromatographic method for the determination of the enantiomer interconversion energy barrier.
Journal of chromatographic science 2004;42(10):516-23.
2004: André De Villiers; Gerd Vanhoenacker; P Majek; Pat Sandra
Determination of anthocyanins in wine by direct injection liquid chromatography-diode array detection-mass spectrometry and classification of wines using discriminant analysis.
Journal of chromatography. A 2004;1054(1-2):195-204.
2004: Koen Sandra; Jozef Van Beeumen; Ingeborg Stals; Pat Sandra; Marc Claeyssens; Bart Devreese
Characterization of cellobiohydrolase I N-glycans and differentiation of their phosphorylated isomers by capillary electrophoresis-Q-Trap mass spectrometry.
Analytical chemistry 2004;76(19):5878-86.
2004: Jiayu Peng; Pat Sandra
Analysis of gums by capillary electrophoresis with laser induced fluorescence.
Se pu = Chinese journal of chromatography / Zhongguo hua xue hui 2004;22(3):277-80.
2004: Gerd Vanhoenacker; Denis De Keukeleire; Pat Sandra
Analysis of iso-alpha-acids and reduced iso-alpha-acids in beer by direct injection and liquid chromatography with ultraviolet absorbance detection or with mass spectrometry.
Journal of chromatography. A 2004;1035(1):53-61.
2004: Jan C R Demyttenaere; Rosa M Moriña; Norbert De Kimpe; Pat Sandra
Use of headspace solid-phase microextraction and headspace sorptive extraction for the detection of the volatile metabolites produced by toxigenic Fusarium species.
Journal of chromatography. A 2004;1027(1-2):147-54.
2004: Gerd Vanhoenacker; Francois de l'Escaille; Denis De Keukeleire; Pat Sandra
Analysis of benzodiazepines in dynamically coated capillaries by CE-DAD, CE-MS and CE-MS2.
Journal of pharmaceutical and biomedical analysis 2004;34(3):595-606.
2004: André De Villiers; Gerd Vanhoenacker; Frédéric Lynen; Pat Sandra
Stir bar sorptive extraction-liquid desorption applied to the analysis of hop-derived bitter acids in beer by micellar electrokinetic chromatography.
Electrophoresis 2004;25(4-5):664-9.
2004: Gerd Vanhoenacker; Francois de l'Escaille; Denis De Keukeleire; Pat Sandra
Dynamic coating for fast and reproducible determination of basic drugs by capillary electrophoresis with diode-array detection and mass spectrometry.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences 2004;799(2):323-30.
2003: Tim Verslycke; Sofie Poelmans; Katia De Wasch; Jordy Vercauteren; Christophe Devos; Luc Moens; Pat Sandra; Hubert F De Brabander; Colin R Janssen
Testosterone metabolism in the estuarine mysid Neomysis integer (Crustacea; Mysidacea) following tributyltin exposure.
Environmental toxicology and chemistry / SETAC 2003;22(9):2030-6.
2003: Bart Tienpont; Frank David; Tom Benijts; Pat Sandra
Stir bar sorptive extraction-thermal desorption-capillary GC-MS for profiling and target component analysis of pharmaceutical drugs in urine.
Journal of pharmaceutical and biomedical analysis 2003;32(4-5):569-79.
2003: Jan Krupcik; Peter Oswald; Pavel Májek; Pat Sandra; W Armstrong
Determination of the interconversion energy barrier of enantiomers by separation methods.
Journal of chromatography. A 2003;1000(1-2):779-800.
2003: Pat Sandra; Bart Tienpont; Frank David
Multi-residue screening of pesticides in vegetables, fruits and baby food by stir bar sorptive extraction-thermal desorption-capillary gas chromatography-mass spectrometry.
Journal of chromatography. A 2003;1000(1-2):299-309.
2003: Arne Heyerick; Yining Zhao; Pat Sandra; Kevin Huvaere; Frederik Roelens; Denis De Keukeleire
Photolysis of hop-derived trans-iso-alpha-acids and trans-tetrahydroiso-alpha-acids: product identification in relation to the lightstruck flavour of beer.
Photochemical & photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology 2003;2(3):306-14.
2003: Jan C R Demyttenaere; Cynthia Dagher; Pat Sandra; Stamatina Kallithraka; Roland Verhé; Norbert De Kimpe
Flavour analysis of Greek white wine by solid-phase microextraction-capillary gas chromatography-mass spectrometry.
Journal of chromatography. A 2003;985(1-2):233-46.
2003: Jan C R Demyttenaere; Jorge I Sánchez Martínez; Roland Verhé; Pat Sandra; Norbert De Kimpe
Analysis of volatiles of malt whisky by solid-phase microextraction and stir bar sorptive extraction.
Journal of chromatography. A 2003;985(1-2):221-32.
2003: Jan C R Demyttenaere; Rosa M Moriña; Pat Sandra
Monitoring and fast detection of mycotoxin-producing fungi based on headspace solid-phase microextraction and headspace sorptive extraction of the volatile metabolites.
Journal of chromatography. A 2003;985(1-2):127-35.
2002: Peter Oswald; Koen Desmet; Pat Sandra; Jan Krupcík; Pavel Májek; Daniel W Armstrong
Determination of the enantiomerization energy barrier of some 3-hydroxy-1,4-benzodiazepine drugs by supercritical fluid chromatography.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences 2002;779(2):283-95.
2002: Annemieke Madder; Liu Li; Hilde De Muynck; Nadia Farcy; Dirk Van Haver; Franky Fant; Gerd Vanhoenacker; Pat Sandra; Anthony P Davis; Pierre J De Clercq
Evaluation of a two-stage screening procedure in the combinatorial search for serine protease-like activity.
Journal of combinatorial chemistry 2002;4(6):552-62.
2002: Pat Sandra; A Medvedovici; Y Zhao; F David
Characterization of triglycerides in vegetable oils by silver-ion packed-column supercritical fluid chromatography coupled to mass spectroscopy with atmospheric pressure chemical ionization and coordination ion spray.
Journal of chromatography. A 2002;974(1-2):231-41.
2002: Peter Oswald; Koen Desmet; Pat Sandra; Jan Krupcik; Daniel W Armstrong
Evaluation of reversible and irreversible models for the determination of the enantiomerization energy barrier for N-(p-methoxybenzyl)-1,3,2-benzodithiazol-1-oxide by supercritical fluid chromatography.
Chirality 2002;14(4):334-9.
2002: Pat Sandra; Frank David
High-throughput capillary gas chromatography for the determination of polychlorinated biphenyls and fatty acid methyl esters in food samples.
Journal of chromatographic science 2002;40(5):248-53.
2002: Bart Tienpont; Frank David; Koen Desmet; Pat Sandra
Stir bar sorptive extraction-thermal desorption-capillary GC-MS applied to biological fluids.
Analytical and bioanalytical chemistry 2002;373(1-2):46-55.
2002: Gerd Vanhoenacker; Philippe Van Rompaey; Denis De Keukeleire; Pat Sandra
Chemotaxonomic features associated with flavonoids of cannabinoid-free cannabis (Cannabis sativa subsp. sativa L.) in relation to hops (Humulus lupulus L.).
Natural product letters 2002;16(1):57-63.
2002: Christophe Devos; Koen Sandra; Pat Sandra
Capillary gas chromatography inductively coupled plasma mass spectrometry (CGC-ICPMS) for the enantiomeric analysis of D,L-selenomethionine in food supplements and urine.
Journal of pharmaceutical and biomedical analysis 2002;27(3-4):507-14.
2001: Gerd Vanhoenacker; T Van den Bosch; G Rozing; Pat Sandra
Recent applications of capillary electrochromatography.
Electrophoresis 2001;22(19):4064-103.
2001: Joeri Vercammen; H Pham-Tuan; Pat Sandra
Automated dynamic sampling system for the on-line monitoring of biogenic emissions from living organisms.
Journal of chromatography. A 2001;930(1-2):39-51.
2001: Pat Sandra; Bart Tienpont; Joeri Vercammen; A Tredoux; T Sandra; Frank David
Stir bar sorptive extraction applied to the determination of dicarboximide fungicides in wine.
Journal of chromatography. A 2001;928(1):117-26.
2001: Gerd Vanhoenacker; L Goris; Pat Sandra
Capillary zone electrophoresis for the characterization of latex particles.
Electrophoresis 2001;22(12):2490-4.
2001: Frédéric Lynen; Frans A M Borremans; Pat Sandra
Practical evaluation of the influence of excessive sample concentration on the estimation of dissociation constants with affinity capillary electrophoresis.
Electrophoresis 2001;22(10):1974-8.
2001: Tom Benijts; Joeri Vercammen; Riet Dams; H P Tuan; Willy Lambert; Pat Sandra
Stir bar sorptive extraction-thermal desorption-capillary gas chromatography-mass spectrometry applied to the analysis of polychlorinated biphenyls in human sperm.
Journal of chromatography. B, Biomedical sciences and applications 2001;755(1-2):137-42.
2001: K Maes; Joeri Vercammen; H Pham-Tuan; Pat Sandra; Pierre Debergh
Critical aspects for the reliable headspace analysis of plants cultivated in vitro.
Phytochemical analysis : PCA 2001;12(3):153-8.
2001: K Vízvárdi; Koen Desmet; I Luyten; Pat Sandra; G Hoornaert; Erik Van Der Eycken
Asymmetric induction in intramolecular meta photocycloaddition: cyclodextrin-mediated solid-phase photochemistry of various phenoxyalkenes.
Organic letters 2001;3(8):1173-5.
2001: Jordy Vercauteren; C Pérès; Christophe Devos; Pat Sandra; Frank Vanhaecke; Luc Moens
Stir bar sorptive extraction for the determination of ppq-level traces of organotin compounds in environmental samples with thermal desorption-capillary gas chromatography--ICP mass spectrometry.
Analytical chemistry 2001;73(7):1509-14.
2001: Joeri Vercammen; H Pham-Tuan; I Arickx; Dominique Van Der Straeten; Pat Sandra
Monitoring of isothiocyanates emanating from Arabidopsis thaliana upon paraquat spraying.
Journal of chromatography. A 2001;912(1):127-34.
2001: Bart Tienpont; Frank David; F Vanwalleghem; Pat Sandra
Pyrolysis-capillary gas chromatography-mass spectrometry for the determination of polyvinyl chloride traces in solid environmental samples.
Journal of chromatography. A 2001;911(2):235-47.
2000: Jan Krupcík; Ivan Spánik; Peter Oswald; Pavel Májek; Ivan Skacáni; Pat Sandra
On the calculation of Gibbs energy corresponding to enantioselective interactions at a direct HRGC separation of enantiomers.
Chirality 2000;12(3):130-8.
2000: H Pham-Tuan; Joeri Vercammen; Christophe Devos; Pat Sandra
Automated capillary gas chromatographic system to monitor ethylene emitted from biological materials.
Journal of chromatography. A 2000;868(2):249-59.
2000: Gerd Vanhoenacker; H Rong; Denis De Keukeleire; Willy R G Baeyens; Guido Van der Weken; Pat Sandra
Simultaneous analysis of hop acids and prenylated flavanones by microemulsion electrokinetic chromatography with diode array detection.
Biomedical chromatography : BMC 2000;14(1):34-6.
1999: A Dermaux; Pat Sandra
Applications of capillary electrochromatography.
Electrophoresis 1999;20(15-16):3027-65.
1999: Katleen Verleysen; T Van den Bosch; Pat Sandra
Comparison of highly sulfated alpha-, beta-, and gamma-cyclodextrins and 18-crown-6-tetracarboxylic acid for the enantiomeric separation of some amino acids and derivatives by capillary electrophoresis.
Electrophoresis 1999;20(13):2650-5.
1999: Frédéric Lynen; Y Zhao; C Becu; Frans A M Borremans; Pat Sandra
Considerations concerning interaction characterization of oligopeptide mixtures with vancomycin using affinity capillary electrophoresis-electrospray mass spectrometry.
Electrophoresis 1999;20(12):2462-74.
1999: A Dermaux; Pat Sandra; V Ferraz
Analysis of free fatty acids and fatty acid phenacyl esters in vegetable oils and margarine by capillary electrochromatography.
Electrophoresis 1999;20(1):74-9.
1998: Katleen Verleysen; Pat Sandra
Separation of chiral compounds by capillary electrophoresis.
Electrophoresis 1998;19(16-17):2798-833.
1998: Y Zhao; M Schelfaut; Pat Sandra; F Banks
Capillary electrophoresis and capillary electrophoresis-electrospray-mass spectroscopy for the analysis of heterocyclic amines.
Electrophoresis 1998;19(12):2213-9.
1997: A Medvedovici; Frank David; Pat Sandra
Determination of the rodenticides warfarin, diphenadione and chlorophacinone in soil samples by HPLC-DAD.
Talanta 1997;44(9):1633-40.
1997: S P Lalljie; M B Barroso; D Steenackers; Rosa M Alonso; Rosa M Jiménez; Pat Sandra
Micellar electrokinetic chromatography as a fast screening method for the determination of the doping agents furosemide and piretanide in urine.
Journal of chromatography. B, Biomedical sciences and applications 1997;688(1):71-8.
1995: A Peña; Pat Sandra
Chemotaxonomic characterization of yeast cells.
Journal of chromatographic science 1995;33(3):116-22.
1994: A Kot; Pat Sandra; A Venema
Sub- and supercritical fluid chromatography on packed columns: a versatile tool for the enantioselective separation of basic and acidic drugs.
Journal of chromatographic science 1994;32(10):439-48.
1994: M Korman; J Vindevogel; Pat Sandra
Application of micellar electrokinetic chromatography to the quality control of pharmaceutical formulations: the analysis of xanthine derivatives.
Electrophoresis 1994;15(10):1304-9.
1994: J Vindevogel; Pat Sandra
On the possibility of performing chiral wall-coated open-tubular electrochromatography in 50 micron internal diameter capillaries.
Electrophoresis 1994;15(6):842-7.
1993: S P Lalljie; J Vindevogel; Pat Sandra
Quantitation of organic acids in sugar refinery juices with capillary zone electrophoresis and indirect UV detection.
Journal of chromatography. A 1993;652(2):563-9.
1993: C De Muynck; S P Lalljie; Pat Sandra; D De Rudder; P Van Aerde; Jean Paul Remon
Chemical and physicochemical characterization of petrolatums used in eye ointment formulations.
The Journal of pharmacy and pharmacology 1993;45(6):500-3.
1992: A De Bruyn; A P Alvarez; Pat Sandra; L De Leenheer
Isolation and identification of O-beta-D-fructofuranosyl-(2-->1)-O-beta-D-fructofuranosyl-(2-->1)-D-fru ctose, a product of the enzymic hydrolysis of the inulin from Cichorium intybus.
Carbohydrate research 1992;235():303-8.
1992: M Verschuere; Pat Sandra; F David
Fractionation by SFE and microcolumn analysis of the essential oil and the bitter principles of hops.
Journal of chromatographic science 1992;30(10):388-91.