This volume comprehensively relates developments, principles, and applications of combined liquid chromatography-mass spectrometry and other techniques such as capillary electrophoresis and supercritical fluid chromatography combined with mass spectrometry. It covers historical developments, currently important interfaces and technologies, and LC-MS applications in environmental analysis, pharmaceuticals and bioanalysis, and additional fields. It offers in-depth coverage of interfaces and technologies currently important in the laboratory, especially electrospray and APCI, contains an expanded applications section, and provides over 2200 references, tables, equations, and drawings.