LC/MS

  • Low resolution/nominal mass measurement
  • High resolution/accurate mass measurement
  • LC/MS or LC/MS/MS quantitation
  • MS or LC/MS with ion mobility separation
  • Mass range: 100-100,000 Da (e.g., proteins, nucleic acids)

GC/MS

  • Low resolution/nominal mass measurement
  • High resolution/accurate mass measurement
  • split/splitless injection
  • on-column injection
  • House column:
    • J&W Scientific 60 m DB-5 capillary column
    • 0.25 micron film, 0.25 mm I.D.
    • Users may supply own capillary columns: max ID 0.25 mm
  • Mass range: up to 1,000 Da

EI/CI-MS

  • Low resolution/nominal mass measurement
  • High resolution/accurate mass measurement
  • Heated solids probe
  • Gas inlet system
  • Mass range: up to 1,000 Da

ESI-MS

  • Low resolution/nominal mass measurements
  • High resolution/accurate mass measurements
  • Mass range:
    • up to 5,000 Da for low resolution/nominal or average mass measurements
    • up to 1,200 Da for accurate mass measurements

MALDI/MS

  • Protein Analysis
  • Polymer Analysis
  • MALDI Imaging
  • Mass range: 1,000-100,000 Da

Contact

  • Mailing address
    Mass Spectrometry Laboratory
    Department of Chemistry
    University of Minnesota
    207 Pleasant St SE
    Minneapolis, MN 55455

    • Mass Spectrometry Laboratory
    • 191 Kolthoff Hall, 225 Pleasant St SE, Minneapolis, MN 55455
    • Joseph J. Dalluge, Ph.D., Director
    • chmmslab@umn.edu
    • (612) 625-8099