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Showing 1 to 17 of 17 found. | Sort by date

1 On-line solid phase extraction-gas chromatography-cryotrapping-infrared spectrometry for the trace-level determination of microcontaminants in aqueous samples
article 1998    
Author: Hankemeier, T · Hooijschuur, E. · Vreuls, R.J.J. · Brinkman, U.A.Th. · Visser, T.
Keywords: Nutrition · Chemistry · Gas chromatography · Infrared spectrometry · Large-volume on-column injection · Microcontaminants · Open-split interface · Solid-phase extraction · Chemical analysis · Cryoprecipitation · Gas chromatography · Solid phase extraction · Water contamination
[Abstract]

2 Volume overload cleanup: An approach for on-line SPE-GC, GPC-GC, and GPC-SPE-GC
article 2007    
Author: Kerkdijk, H. · Mol, H.G.J. · Nagel, B. van der
Keywords: Biology · Analytical research · Gas chromatography · Gel permeation chromatography · Online systems · Pesticides · Cleanup column · Food matrixes · Solid phase extraction (SPE) · Volume overload cleanup · Extraction · article · chemical analysis · gas chromatography · gel permeation chromatography · laboratory test · mass spectrometry · online analysis · solid phase extraction · validation study · Chlorophyll · Chromatography, Gas · Chromatography, Gel · Fish Oils · Food Analysis · Pesticide Residues · Sensitivity and Specificity · Solid Phase Extraction
[Abstract]

3 Data correlation in on-line solid-phase extraction-gas chromatography-atomic emission/mass spectrometric detection of unknown microcontaminants
article 1998    
Author: Hankemeier, Th. · Rozenbrand, J. · Abhadur, M. · Vreuls, J.J. · Brinkman, U.A.Th.
Keywords: Nutrition · Aqueous samples · Atomic emission and MS detection · Gas chromatography · Solid-phase extraction · Dimpylate · Ethion · Fenclofos · Organophosphate · Organophosphate pesticide · Phosphoric acid tris(2 chloroethyl) ester · Stirofos · Tap water · Triazophos · Atomic emission spectrometry · Calibration · Drug identification · Gas chromatography · Mass spectrometry · Priority journal · Solid phase extraction · Technique · Waste water · Water analysis · Water contamination
[Abstract]

4 Analysis of patulin in dutch food, an evaluation of a SPE based method
article 2005    
Author: Boonzaaijer, G. · Bobeldijk, I. · Osenbruggen, W.A. van
Keywords: Nutrition · Analytical research · Apples · Diode array · Liquid chromatography · Patulin · Solid phase extraction · 5 hydroxymethylfurfural · organic compound · patulin · analytic method · apple · apple juice · article · commercial phenomena · concentration (parameters) · controlled study · diode · European Union · food analysis · food contamination · food control · food quality · high performance liquid chromatography · marketing · Netherlands · reliability · reproducibility · separation technique · solid phase extraction · statistical significance · tomato · Malus x domestica
[Abstract]

5 Modification and re-validation of the ethyl acetate-based multi-residue method for pesticides in produce
article 2007    
Author: Mol, H.G.J. · Rooseboom, A. · Dam, R. van · Roding, M. · Arondeus, K. · Sunarto, S.
Keywords: Agriculture Chemistry · Analytical research · Foods/Beverages · GC-MS · LC-MS/MS · Multi-residue analysis · Pesticides · Amines · Carbon black · Degradation · Extraction · Fruits · Gas chromatography · Liquid chromatography · Mass spectrometry · Ethyl acetate · Limits of quantification · Multi-residue analysis · Solid phase extraction · Pesticides · acetic acid derivative · acetic acid ethyl ester · amine · carbon · pesticide residue · article · chemistry · food contamination · gas chromatography · liquid chromatography · methodology · plant · reproducibility · sensitivity and specificity · solid phase extraction · tandem mass spectrometry · Acetates · Amines · Carbon · Chromatography, Gas · Chromatography, Liquid · Food Contamination · Pesticide Residues · Plants, Edible · Reproducibility of Results · Sensitivity and Specificity · Solid Phase Extraction · Tandem Mass Spectrometry
[Abstract]

6 Gas chromatographic determination of acid herbicides in surface water samples with electron-capture detection and mass spectrometric confirmation
article 1996    
Author: Vink, M. · Poll, J.M. van der
Keywords: Nutrition · Derivatization, GC · Environmental analysis · Pesticides · Solid-phase extraction · Water analysis · 2,4 dichlorophenoxyacetic acid · dicamba · mecoprop · pesticide · surface water · article · electron capture detection · gas chromatography · mass spectrometry · priority journal · water analysis · water pollution
[Abstract]

7 Verification of exposure to organophosphates: Generic mass spectrometric method for detection of human butyrylcholinesterase adducts
article 2006    
Author: Noort, D. · Fidder, A. · Schans, M.J. van der · Hulst, A.G.
Keywords: Enzyme inhibition · Ethanol · Mass spectrometry · Phosphates · Plasmas · Proteins · Generic mass spectrometric · Human butyrylcholinesterase adducts · Organophosphates · Phosphylated peptides · Biochemistry · Cholinesterase · Cholinesterase inhibitor · Dichlorvos · Methylphosphonothioic acid s (2 diisopropylaminoethyl) o ethyl ester · Nerve gas · Nonapeptide · Organophosphate pesticide · Organophosphorus compound · Pepsin A · Phosphoserine · Procainamide · Proton · Sarin · Soman · Analytic method · Article · Biological monitoring · Chemical warfare · Cholinesterase inhibition · Human · Liquid chromatography · Plasma · Solid phase extraction · Spectrometer · Tandem mass spectrometry · Terrorism · Time of flight mass spectrometry · Butyrylcholinesterase · Chromatography, Liquid · Humans · Phosphoric Acid Esters · Solid Phase Extraction · Tandem Mass Spectrometry
[Abstract]

8 Generic solid phase extraction-liquid chromatography-tandem mass spectrometry method for fast determination of drugs in biological fluids
article 2003    
Author: Schellen, A. · Ooms, B. · Lagemaat, D. van de · Vreeken, R. · Dongen, W.D. van
Keywords: Drugs Pharmacology · Analytical research · Drug analysis · Generic method · Body fluids · Drug products · Mass spectrometers · Solid phase extraction · High performance liquid chromatography · caffeine · carbamazepine · paclitaxel · paracetamol · procainamide · propranolol · ranitidine · sulfadiazine · sulfamerazine · theobromine · theophylline · accuracy · article · controlled study · drug blood level · drug determination · high performance liquid chromatography · human · linear system · physical chemistry · priority journal · quantitative analysis · solid phase extraction · tandem mass spectrometry · technique · time · Chromatography, High Pressure Liquid · Humans · Mass Spectrometry · Pharmaceutical Preparations · Reproducibility of Results · Sensitivity and Specificity · Spectrophotometry, Ultraviolet
[Abstract]

9 Analytical possibilities for the detection of stanozolol and its metabolites
article 2002    
Author: Poelmans, S. · Wasch, K. de · Brabander, H.F. de · Wiele, M. van de · Courtheyn, D. · Ginkel, L.A. van · Sterk, S.S. · Delahaut, Ph. · Dubois, M. · Schilt, R. · Nielen, M. · Vercammen, J. · Impens, S. · Stephany, R. · Hamoir, T. · Pottie, G. · Poucke, C. van · Peteghem, C. van
Keywords: Health · Analytical research · Anabolic steroids · GC-MS · LC-MS · Metabolites · Stanozolol · anabolic agent · chemical compound · stanozolol · chemistry · conference paper · drug blood level · drug metabolism · extraction · gas chromatography · hydrolysis · immunoaffinity chromatography · kidney clearance · liquid chromatography · liquid liquid extraction · literature · mass spectrometry · metabolite · nonhuman · priority journal · solid phase extraction · urinary excretion · urine · Animalia
[Abstract]

10 An Advanced LC–MS/MS Platform for the Analysis of Specialized Pro-Resolving Lipid Mediators
article 2014    
Author: Jónasdóttir, H.S. · Ioan-Facsinay, A. · Kwekkeboom, J. · Brouwers, H. · Zuurmond, A.M. · Toes, R. · Deelder, A.M. · Giera, M.
Keywords: Biology · EPA · Inflammation resolution · LC–MS · LTE4 · Pro-resolving mediators · Cell extract · Icosapentaenoic acid · Ionophore · Lipid · Methanol · Polyunsaturated fatty acid · Specialized pro resolving lipid · Unclassified drug · Isolation and purification · Lipid analysis · Liquid chromatography · Mass spectrometry · Polymorphonuclear cell · Solid phase extraction · Synovial fluid · Validation study · Biomedical Innovation · Healthy Living · Life · MHR - Metabolic Health Research · ELSS - Earth, Life and Social Sciences
[Abstract]

11 Quantification of perifosine, an alkylphosphocholine anti-tumour agent, in plasma by pneumatically assisted electrospray tandem mass spectrometry coupled with high-performance liquid chromatography
article 1999    
Author: Knebel, N.G. · Grieb, S. · Winkler, M. · Locher, M. · Vlis, E. van der · Verheij, E.R.
Keywords: Nutrition · Alkylphosphocholine · Perifosine · Antineoplastic agent · Miltefosine · Perifosine · Unclassified drug · Accuracy · Automation · Calibration · Controlled study · Drug blood level · Drug determination · High performance liquid chromatography · Human · Human experiment · Human tissue · Mass spectrometry · Oral drug administration · Priority journal · Solid phase extraction · Technique · Calibration · Chromatography, High Pressure Liquid · Humans · Mass Spectrometry · Phosphorylcholine · Quality Control · Spectrometry, Fluorescence · Spectrophotometry, Ultraviolet
[Abstract]

12 Sensing dissolved sediment porewater concentrations of persistent and bioaccumulative poolutants using disposable solid-phase microextraction fibers
article 2000    
Author: Mayer, P. · Vaes, W.H.J. · Wijnker, F. · Legierse, K.C.H.M. · Kraaij, R.H. · Tolls, J. · Hermens, J.L.M.
Keywords: Nutrition · Environmental impact · Extraction · Gas chromatography · Hydrophobicity · Organic polymers · Sediments · Bioaccumulative pollutants · Matrix solid phase microextraction · Polydimethylsiloxane · Glass fibers · Dimeticone · Organic matter · Polymer · Bioaccumulation · Persistence · Porewater · Sampler · Sediment pollution · Gas chromatography · Hydrophobicity · Partition coefficient · Sediment · Solid phase extraction · Water pollutant · Coating agent · Disposable product · Glass fiber · Pollution · Polymer · Sampling
[Abstract]

13 Profiling of endogenous peptides in human synovial fluid by NanoLC-MS : Method validation and peptide identification
article 2007    
Author: Kamphorst, J.J. · Heijden, R. van der · Groot, J. de · Lafeber, F.P.J.G. · Reijmers, T.H. · El, B. van · Tjaden, U.R. · Greef, J. van der · Hankemeier, T.
Keywords: Biology · Biomedical Research · Biomarker · High-resolution MS · NanoLC-MS · Orbitrap · Osteoarthritis · Peptide profiling · Peptidomics · Synovial fluid · amyloid A protein · collagen type 2 · hyaluronic acid · proteoglycan · tubulin · vimentin · article · clinical article · controlled study · human · liquid chromatography · mass spectrometry · nucleotide sequence · osteoarthritis · peptide analysis · priority journal · solid phase extraction · synovial fluid · ultrafiltration · validation study · Amino Acid Sequence · Arthritis, Rheumatoid · Biological Markers · Chromatography, Liquid · Gene Expression Profiling · Humans · Mass Spectrometry · Molecular Sequence Data · Osteoarthritis · Peptides · Proteins · Proteomics · Reproducibility of Results · Synovial Fluid
[Abstract]

14 Bioconversion of red ginseng saponins in the gastro-intestinal tract in vitro model studied by high-performance liquid chromatography-high resolution Fourier transform ion cyclotron resonance mass spectrometry
article 2009    
Author: Kong, H. · Wang, M. · Venema, K. · Maathuis, A. · Heijden, R. van der · Greef, J. van der · Xu, G. · Hankemeier, T.
Keywords: Biology · Analytical research · Biomedical research · Acidic hydrolysis · Ginsenoside · HPLC-FTICR-MS · Intestinal bacteria · Metabolism · Metabolite profiling · Panax ginseng · Gastro-intestinal model · TIM · Acidic hydrolysis · Ginsenoside · HPLC-FTICR-MS · Intestinal bacteria · Metabolite profiling · Panax ginseng · Bacteriology · Biochemistry · Biomolecules · Body fluids · Chromatographic analysis · Chromatography · Cyclotron resonance · Cyclotrons · Electron cyclotron resonance · High performance liquid chromatography · High pressure liquid chromatography · Hydrolysis · Ion chromatography · Liquid chromatography · Mass spectrometers · Mass spectrometry · Metabolism · Metabolites · Pharmacodynamics · Plasmas · Resonance · Spectrometers · Spectrometry · Spectrum analysis · Technological forecasting · Thermal insulating materials · Fourier transforms · Chinese medicine · Biological Availability · Biotransformation · Chromatography, High Pressure Liquid · Fourier Analysis · Ginsenosides · Humans · Hydrogen-Ion Concentration · Intestine, Large · Mass Spectrometry · Models, Biological · Panax · Reproducibility of Results · Solid Phase Extraction · Panax ginseng
[Abstract]

15 Improvements of the fluoride reactivation method for the verification of nerve agent exposure
article 2004    
Author: Degenhardt, C.E.A.M. · Pleijsier, K. · Schans, M.J. van der · Langenberg, J.P. · Preston, K.E. · Solano, M.I. · Maggio, V.L. · Barr, J.R.
Keywords: Warfare · Biological marker · Cholinesterase · Cyclosarin · Organophosphorus compound · Potassium fluoride · Sarin · Soman · Tabun · Unclassified drug · Calibration · Chemical analysis · Chemical warfare · Enzyme activity · Gas chromatography · Human · Mass spectrometry · Methodology · Neurotoxicity · Plasma · Solid phase extraction · Biological Markers · Butyrylcholinesterase · Chemical warfare agents · Cholinesterase reactivators · Environmental exposure · Environmental monitoring · Erythrocytes · Fluorides · Gas Chromatography-Mass Spectrometry · Humans · Reproducibility of results · Sensitivity and specificity · Cholinesterase, 9001-08-5 · Cyclosarin, 329-99-7 · Potassium fluoride, 7789-23-3 · Sarin, 107-44-8 · Soman, 96-64-0 · Tabun, 77-81-6 · Biological Markers · Butyrylcholinesterase, EC 3.1.1.- · Chemical Warfare Agents · Cholinesterase reactivators · Fluorides
[Abstract]

16 Development and validation of a quantitative method for the determination of 12 endocannabinoids and related compounds in human plasma using liquid chromatography-tandem mass spectrometry
article 2009    
Author: Balvers, M.G.J. · Verhoeckx, K.C.M. · Witkamp, R.F.
Keywords: Biology · Analytical research · Biomedical research · Endocannabinoids · Human plasma · LC-MS/MS · Sample pre-treatment · Endocannabinoids · Gradient elutions · Human plasma · LC-MS/MS · Liquid chromatography-tandem mass spectrometries · Quadrupole · Quantitative methods · Related compounds · Sample pre-treatment · Solid-phase extractions · Acetonitrile · Brain · Chromatographic analysis · Ethers · Glycerol · High performance liquid chromatography · Mass spectrometry · Phase separation · Plasma (human) · Plasmas · Extraction · 2 arachidonoylglycerol · 2 arachidonylglycerol ether · anandamide · dihomo gamma linolenoylethanolamide · docosatetraenoylethanolamide · dopamine derivative · endocannabinoid · ethanolamine · glycine derivative · n arachidonoylglycine · n arachidonyldopamine · n oleoyl dopamine · n oleoylethanolamine · o arachidonoylethanolamide · octadecylamine · palmidrol · stearoylethanolamide · unclassified drug · article · diagnostic accuracy · drug determination · drug isolation · human · human cell · liquid chromatography · priority journal · quantitative analysis · sensitivity and specificity · solid phase extraction · tandem mass spectrometry · validation process · Chromatography, Liquid · Endocannabinoids · Humans · Tandem Mass Spectrometry
[Abstract]

17 A novel safety assessment strategy applied to non-selective extracts
article 2015    
Author: Koster, S. · Leeman, W.R. · Verheij, E.R. · Dutman, A.E. · Stee, L.L.P. van · Munch Nielsen, L. · Ronsmans, S. · Noteborn, H. · Krul, L.
Keywords: Nutrition · Non-selective extract · Safety · Complex mixture safety assessment · Strategy · Threshold of toxicological concern · TTC · Processing · Aflatoxin · Azoxy derivative · Biphenyl derivative · Carbamic acid derivative · Chemical compound · Dibenzodioxin derivative · Dibenzofuran derivative · Miscellaneous drugs and agents · Nitroso derivative · Non selective extract · Organophosphate · Polymer · Protein · Semi volatile substance · Steroid · Sugar · Unclassified drug · Volatile agent · Water · Yoghurt · allergenicity · Analysis · Analytical parameters · Ash · Chemical analysis · Chemistry · Comparative study · Complex mixture safety assessment strategy · Concentration (parameters) · Controlled study · Dietary fiber · Drug mixture · Exposure · Food · Food color · Food composition · Fuit gum · Fruit juice · Genotoxicity · Hazard assessment · Ice cream · Liquid chromatography · Liquid liquid extraction · Mass fragmentography · Mass fragmentography · Nonhuman · Prevention and control · Procedures · Risk assessment · Sambucus · Soft drink · Solid phase extraction · Solid phase microextraction · Squash · Threshold of toxicological concern · Toxicity testing · Chemistry · Complex Mixtures · Food Analysis · Food Contamination · Food Handling · Food Safety · Gas Chromatography-Mass Spectrometry · Hazard Analysis and Critical Control Points · Humans · Methods · Prevention and control · Toxicity · Animalia · Food and Nutrition · Healthy Living · Life Triskelion BV · RAPID - Risk Analysis for Products in Development ARPC - Analytical Research (Pharm & Chemistry) · ELSS - Earth, Life and Social Sciences
[Abstract]

Search results also available in MS Excel format.

Showing 1 to 17 of 17 found. | Sort by date