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1998 January thru April

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JANUARY 1998

Screening Procedure for 21 Amphetamine-Related Compounds in Urine Using Solid-Phase Microextraction and Gas Chromatography–Mass Spectrometry
C. Battu, P. Marquet, A.L. Fauconnet, E. Lacassie, and G. LachÇtre

Improved Chromatographic Method for the Purification of Phenolic Constituents of the Lichen Parmotrema tinctorum (Nyl.) Hale
G.K. Jayaprakasha, L. Jaganmohan Rao, R.P. Singh, and K.K. Sakariah

Calculated Log Kow as a Guide for Key-Set Mobile Phase Selection in Retention Prediction
C.H. LochmÞller and M. Hui

Optimizing a Method for Separating Chiral Compounds by Capillary Electrophoresis
A.-E. F. Nassar, F.J. Guarco, D.E. Gran, J.D. Stuart, and W.M. Reuter

Gas Chromatographic–Mass Spectrometric and High-Perfromance Liquid Chromatographic Analyses of the Bromination Products of the Regioisomeric Dimethoxyphenethylamines: Differentiation of Nexus from Five Positional Isomers
J. DeRuiter, C.R. Clark, and F.T. Noggle

Ion Chromatographic Determination of Histamine in Fish with Series Bulk Acoustic Wave Detection
X. Yang, B. Yu, L. Nie, and S. Yao

Characteristics and Calibration of Conductivity Detection in Capillary Electrophoresis
C.A. Lucy and Q. Wu

Determination of the Enantiomeric Composition of Limonene and Limonene-1,2-epoxide in Lemon Peel by Multidimensional Gas Chromatography with Flame-Ionization Detection and Selected Ion Monitoring Mass Spectrometry
G.P. Blanch and G.J. Nicholson

Comparison of Sampling and Analysis Methods for Measurement of Airborne Aromatic Hydrocarbons in Operating Petrochemical Plants
P.A. David and R.E. Pauls

Improved High-Performance Liquid Chromatographic Assay for the Determination of Procainamide and Its N-Acetylated Metabolite in Plasma: Application to a Single-Dose Pharmacokinetic Study
Ö. Lessard, A. Fortin, A. Coquet, P.-M. B»langer, B.A. Hamelin, and J. Turgeon

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FEBRUARY 1998

Extraction of Lignite Coal Fly Ash for Polynuclear Aromatic Hydrocarbons: Modified and Unmodified Supercritical Fluid Extraction, Enhanced-Fluidity Solvents, and Accelerated Solvent Extraction
D.V. Kenny and S.V. Olesik

Extraction of Bituminous Coal Fly Ash for Polynuclear Aromatic Hydrocarbons: Evaluation of Modified and Unmodified Supercritical Fluid Extraction, Enhanced-Fluidity Solvents, and Accelerated Solvent Extraction
D.V. Kenny and S.V. Olesik

Liquid Chromatographic and Mass Spectral Methods of Identification for Regioisomeric Dimethoxyamphetamines and Brominated Dimethoxyamphetamines
J. DeRuiter, P. Holston, C.R. Clark, and F.T. Noggle

Determination of (+)-a-Tocopherol in Environmental Tobacco Smoke
C.H. Risner and P.R. Nelson

Rapid Simultaneous Capillary Electrophoresis Determination of (R)- and (S)-Secobarbital from Serum and Prediction of Hydroxypropyl-g-cyclodextrin–Secobarbital Stereoselective Interaction Using Molecular Mechanics Simulation
K. Srinivasan, W. Zhang, and M.G. Bartlett

Application of High-Temperature High-Resolution Gas Chromatography to the Analysis of b-Cyclodextrin Derivatives
A. dos Santos Pereira, E.F. da Silva, and F.R. de Aquino Neto

Peculiarities of Dansyl Amino Acid Enantioselectivity Using Human Serum Albumin as a Chiral Selector
E. Peyrin, Y.C. Guillaume, and C. Guinchard

Gas Chromatographic Analysis of Tall Oil Fractionation Products After Methylation with N,N-Dimethylformamide Dimethylacetal
J.M. McGuire and P.J. Powis

THE 1997 INTERNATIONAL CHROMATOGRAPHY GUIDE

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MARCH 1998

Separation of 1,4-Benzodiazepines and Analogues Using Cholesteryl-10-Undecenoate Bonded Phase in Microcolumn Liquid Chromatography
A. Catabay, M. Taniguchi, K. Jinno, J.J. Pesek, and E. Williamsen

A Capillary Gas Chromatographic Procedure for the Analysis of Nine Common Residual Solvents in Water-Insoluble Bulk Pharmaceuticals
Q. Li, K.A. Cohen, and G. Zhuang

Simultaneous Quantitation of Cocaine, Opiates, and Their Metabolites in Human Hair by Positive Ion Chemical Ionization Gas Chromatography–Mass Spectrometry
K.M. Hàld, D.G. Wilkins, D.E. Rollins, R.E. Joseph, Jr., and E.J. Cone

Liquid Chromatographic and Mass Spectral Methods of Identification for the Regioisomeric 2,3- and 3,4-Methylenedioxyphenalkylamines
J. DeRuiter, P.L. Holston, C.R. Clark, and F.T. Noggle

Investigation of Primary and Secondary Modifiers for the Subcritical Extraction of Lovastatin from MEVACOR Tablets with Carbon Dioxide
P.R. Eckard, J.T.B. Strode, L.T. Taylor, A.L. Howard, and D. Ip

Separation of Aromatic Acids, DOPA, and Methyl-DOPA by Capillary Electrophoresis with Dendrimers as Buffer Additives
H. Gao, J. Carlson, A.M. Stalcup, and W.R. Heineman.

Rapid Analysis of Norgestimate and Its Potential Degradation Products by Capillary Electrochromatography
J. Wang, D.E. Schaufelberger, and N.A. Guzman

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APRIL 1998

The Use of Stable Isotope Labeling and Liquid Chromatography–Tandem Mass Spectrometry Techniques To Simultaneously Determine the Oral and Ophthalmic Bioavailability of Timolol in Dogs
J.D. Gilbert, T.V. Olah, M.J. Morris, A. Bortnick, and J. Brunner

Influence of Extraction Mode and Temperature in the Supercritical Fluid Extraction of Citrus sinensis (Osbeck)
S.R. Sargenti and F.M. Lan¡as

Highly Sensitive and Specific Assay of Plasma Melatonin Using High-Performance Liquid Chromatography with Fluorescence Detection Preceded by Solid-Phase Extraction
E. Kulczykowska and P.M. Iuvone

Development and Validation of an Ion-Exclusion Chromatographic Method for the Quantitation of Organic Acids in Complex Pharmaceutical Products
D.R. Jenke

Quantitation of Residual N-Methylpyrrolidone in Losoxantrone Hydrochloride by Reversed-Phase High-Performance Liquid Chromatography
J.A. Shea, S.C. Cook, W.F. Shamrock, and J. Segretario

Thermal Conductivity Detector Analysis of Hydrogen Using Helium Carrier Gas and HayeSepÐ D Columns
K. Snavely and B. Subramaniam

Analysis of Ginkgolides and Bilobalides in Ginkgo biloba L. Extract for Its Production Process Control by High-Performance Liquid Chromatography
P. Chen, X.-L. Su, L.-H. Nie, S.-Z. Yao, and J.-G. Zeng

Multidimensional Tandem Capillary Gas Chromatography System for the Analysis of Real Complex Samples. Part I: Development of a Fully Automated Tandem Gas Chromatography System
L. Mondello, M. Catalfamo, G. Dugo, and P. Dugo

Resolution of Deltamethrin, Permethrin, and Cypermethrin Enantiomers by High-Performance Liquid Chromatography with Diode-Laser Polarimetric Detection
A. Navas DÃaz, F. GarcÃa SÝnchez, and A. GarcÃa Pareja

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