The Thermo Scientific Orbitrap LTQ XL mass spectrometer provides accurate mass measurement (<10 ppm) with high resolution (600,000) and sensitivity (low fetomole to high attomole level). Location University Instrumentation Center, University of New Hampshire, Durham NH Manufacturer Thermofisher Scientific Webpage https://www.unh.edu/research/ltq-orbitrap-xl-mass-spectrometer Contact Patricia Wilkinson Keywords LTQ, Orbitrap, Thermo Scientific, Mass, Spectrometer