Department Chemistry and Biochemistry Facility Name Mass Spectrometry Facility Off-Campus User Access Available Primary Contact Dezmond Bishop Link Waters GCT Premier GC TOF Category/Type Spectroscopy & Spectrometry Separations & Chromatography Search Tags GC-MS GC-TOF gas chromatography mass spectrometry time-of-flight high-resolution mass spectrometry HRMS accurate mass exact mass EI electron ionization CI chemical ionization volatile compounds small molecules