Extrel—the world’s leading manufacturer of state-of-the-art research and process mass spectrometers, residual gas analyzers, and quadrupole mass spectrometry components. Since 1964, Extrel’s instruments have been recognized for their exceptional performance, reliability and flexibility, and are complemented by the most comprehensive application, technical and on-site support in the industry. The company’s analytical and process instruments have been applied in both research and industry—used by Nobel Laureates and thousands of others in a variety of applications worldwide.