Profile: Extrel CMS, LLC. is a manufacturer of research & process mass spectrometers, residual gas analyzers, quadruple mass spectrometry systems and components. We are an ISO 9001 certified company. Our applications include materials research, energy & biofuels, semiconductors, gas analysis, petrochemical, OEM equipment, metals production, environmental & atmospheric, cluster and nanoparticles. We specialize in the development and production of semiconductors. We provide quadrupole mass spectrometers and gas analysis systems for various applications such as process analysis and control, analysis systems for etch, & plasma-enhanced chemical vapor deposition.