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Liquid Chromatography

A Rapid Simple Approach to Screening Pharmaceutical Products Using Ultra-Performance LC Coupled to Time-of-Flight Mass Spectrometry and Pattern Recognition
Robert S. Plumb[1], Michael D. Jones[2], Paul D. Rainville[2], and Jeremy K. Nicholson[1]
[1]Imperial College, Faculty of Medicine, Sir Alexander Fleming Building, South Kensington, London, UK, SW7 and
[2]Waters Corporation, 34 Maple Street, Milford, MA, 01757

Characteristics of Superficially-Porous Silica Particles for Fast HPLC: Some Performance Comparisons with Sub-2-µm Particles
J.J. DeStefano, T.J. Langlois, and J.J. Kirkland
Advanced Materials Technology, Inc., 3521 Silverside Rd., Suite 1-K, Quillen Bldg., Wilmington, DE 19810

Evaluating the Surface Charge of C¹⁸ Stationary Phases
Eric Loeser
Chemical and Analytical Development, Novartis Pharmaceuticals, East Hanover, NJ

Liquid Chromatography–Electrospray Ionization Ion Trap Mass Spectrometry for Analysis of in Vivo and in Vitro Metabolites of Scopolamine in Rats
Huaixia Chen[1], Yong Chen[2], Peng Du[2], and Fengmei Han[2]
[1]Ministry-of-Education Key Laboratory for the Synthesis and Application of Organic Functional Molecules & College of Chemistry and Chemical Engineering, Hubei University, Wuhan 430062, China and
[2]College of Life Science, Hubei University, 430062, China

Preparative-Scale Chromatography of Ecdysteroids: A Class of Biologically Active Steroids
Noemi Toth and Maria Bathori
Department of Pharmacognosy, University of Szeged, H-6720 Szeged, Eotovs u. 6, Hungary
Gas Chromatography

Gas Chromatography

Photodegradation of Crude Oil: Liquid Injection and Headspace Solid-Phase Microextraction for Crude Oil Analysis by Gas Chromatography with Mass Spectrometer Detector
Maurizio D’Auria, Rocco Racioppi, and Vincenzina Velluzzi
Dipartimento di Chimica, Università degli Studi della Basilicata, Via N. Sauro 85, 85100 Potenza, Italy

Measurement of Fuel Oxygenates in Tap Water Using Solid-Phase Microextraction Gas Chromatography–Mass Spectrometry
Frederick L. Cardinali, Benjamin C. Blount, Rachael Schmidt, and John Morrow
Division of Laboratory Sciences, National Center for Environmental Health, Centers for Disease Control and Prevention,
Atlanta, GA 30341

A Rapid Multi-Residue Determination Method of Herbicides in Grain by GC–MS-SIM
Libing Wang[1], Cao Li[2], Chifang Peng[2], Xiangqian Li[2], and Chuanlai Xu[2],
[1]TianJin Academy of Inspection and Quarantine, 300457 TianJin, PR China and
[2]School of Food Science and Technology, Southern Yangtze University, 214036, WuXi, JiangSu Province, China

Evaluation of a Headspace-GC Method for Residual Solvents in a Serotonin 5-HT3 Antagonist Compound
C. B’Hymer
University of Cincinnati, Mail Location 0172, Cincinnati, OH 45221-0172

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