The use of gas chromatography-mass spectrometry (GC-MS) with electron impact (EI) and
positive and negative chemical ionization (PCI and NCI, respectively) is a valuable …

This chapter describes recent advances in GC‐MS including chromatographic separations,
different mass analyzers hyphenated to GC, matrix effects in GC‐MS analysis and various …

The electron capture detector has long been employedin the analysis of chlorinated
hydrocarbon pesticides. Its high sensitivity and excellent selectivity have made it the detector …

An overview of the use of mass spectrometry in environmental organic analysis is presented.
It includes conventional gas chromatography—mass spectrometry with electron impact and …

This procedure provides typical gas chromatography (GC) conditions for the detection of
trace levels of PCBs and pesticides, methods for identifying the analytes, and methods for …

Methane chemical ionization (CI)-selected ion monitoring (SIM) mass spectrometry was
used to identify and conclusively distinguish 19 organochlorine pesticides from …

Publisher Summary This chapter presents the official methods of analysis of priority
pesticides in water using gas chromatographic techniques. The progress in incorporating …

The electron-impact mass spectra for the chlorophenoxy family of herbicides were obtained
and subsequently exam-ined for their characteristic fragment ions. These mass ions were …

The extraction and clean‐up, and gas Chromatographic conditions for the detection and
determination of herbicides, their metabolites and related compounds are reviewed. The …

A comparison of detection limits of gas chromatography-mass spectrometry (GC-MS) in
selected ion monitoring (SIM) with gas chromatography-tandem mass spectrometry (GC …