Content: Analysis of emerging contaminants / Imma Ferrer, E.M. Thurman -- Comparison of quadrupole time-of-flight, triple quadrupole, and ion-trap mass spectrometry/mass spectrometry for the analysis of emerging contaminants / E.M. Thurman, Imma Ferrer -- Identification of residues by LC/MS/MS according to the new European Union guidelines: application to the trace analysis of veterinary drugs and contaminants in biological and environmental matrices / Alida A.M. Stolker ... [et al.] -- Identification of biologically active compounds from nature using liquid chromatography/mass spectrometry / Jeffrey R. Gilbert ... [et al.] -- LC/MS and LC/MS/MS strategies for the evaluation of pesticide intermediates formed by degradative processes: photo-fenton degradation of diuron / S. Malato ... [et al.] -- Determination of an unknown system contaminant using LC/MS/MS / Brett J. Vanderford ... [et al.] -- HPLC TOF-MS: an alternative to LC/MS/MS for sensitive and selective determination of polar organic contaminants in the aquatic environment / M.J. Benotti ... [et al.] -- TOF-MS and Quadrupole ion-trap MS/MS for the discovery of herbicide degrades in groundwater / E.M. Thurman, Imma Ferrer, Edward T. Furlong -- LC/MS/MS and LC/NMR for the structure elucidation of ciproflaxacin transformation products in pond water solution / Laurie A. Cardoza ... [et al.] -- Teteracycline and macrolide antibiotics: trace analysis in water and wastewater using solid phase extraction and liquid chromatography-tandem mass spectrometry / D.D. Snow ... [et al.] -- Identification of labile polar organic contaminants by atmospheric-pressure ionization tandem mass spectrometry / Edward T. Furlong ... [et al.] -- The determination and quantification of human pharmaceuticals in aqueous environmental samples / Kimberly D. Bratton ... [et al.] -- Using the liquid chromatography-atmosheric pressure ionization-ion trap for analysis of steroids in water / Paul Zavitsanos -- Determination of chloracetanilide and chloroacetamide herbicides and their polar degradation products in water by LC/MS/MS / John D. Vargo -- Determination of acetanilide degradates in ground and surface waters by direct aqueous injection LC/MS/MS / John D. Fuhrman, J. Mark Allan -- Interlaboratory comparison and validation of methods for chloroacetanilide and chloroacetamide soil degradates in environmental waters / John D. Vargo, Edward A. Lee, John D. Fuhrman -- Identification of trifluralin metabolites in soil using ion-trap LC/MS/MS / Robert N. Lerch ... [et al.] -- Charge characteristics and fragmentation of polycarboxylic acids by eletrospray ionization-multistage tandem mass spectrometry / Jerry A. Leenheer ... [et al.] -- The determination of anaerobic biodegradation products of aromatic hydrocarbons in groundwater using LC/MS/MS / Michael S. Young ... [et al.] -- Anaysis of halogenated alklphenolic compounds in environmental samples by LC/MS and LC/MS/MS / Mira Petrovic, Damià Barceló -- Liquid chromatography/electrospray ionization tandemmass spectrometry and derivation for the identification of polar carbonyl disinfection by-products / C. Zwiener, T. Glauner, F.H. Frimmel -- Identification of homologue unknowns in wastewater by ion trap MS[superscript n]: the diagnostic-ion approach / Imma Ferrer, Edward T. Furlong, E.M. Thurman.