An instrument dedicated to food analysis based on

Maximum massresolution: 300
Maximum massrange: 2000 Thomson
Detectors: Channeltron type SEM
Ionsource: Hollow cathode
Actual ionization method: proton transfer from H3O+
Maximum sensitivity: ppt
Sample inlet systems
Effusive gas inlet into the drift region:
Typical experiments
Quality of food and herbal products:
Breath analysis related to human health:
Environmental gas analysis of VOC:
Recent publications from this experiment
  • F. Biasioli, F. Gasperi, G. Odorizzi, E. Aprea, D. Mott, F. Marini, G. Autiero, G Rotondo and T.D. Märk, PTR-MS monitoring of odour emissions from composting plants. Int. J. Mass Spectrom. 239 (2004) 103-109 (PDF)
  • D. Mayr, R. Margesin, E. Klingsbichel, E. Hartungen, D. Jenewein, F. Schinner, and T. D. Märk, Rapid Detection of Meat Spoilage by Measuring Volatile Organic Compounds by Using Proton Transfer Reaction Mass Spectrometry. Appl. Environ. Microbiol. 69 (2003) 4697-4705 (PDF)
  • M. Alexander, E. Boscaini, W. Lindinger and T.D. Märk, Membrane introduction proton-transfer reaction mass spectrometry. Int. J. Mass Spectrom. 223-224 (2003) 763-770 (PDF)
  • D. Mayr, T.D. Märk, W. Lindinger, H. Brevard and C. Yeretzian, Breath-by-breath analysis of banana aroma by proton transfer reaction mass spectrometry. Int. J. Mass Spectrom. 223-224 (2003) 743-756 (PDF)
  • T. Karl, A. Hansel, T.D. Märk, W. Lindinger and D. Hoffmann, Trace gas monitoring at the Mauna Loa Baeline Observatory using Proton-Transfer Reaction Mass Spectrometry. Int. J. Mass Spectrom. 223-224 (2003) 527-538 (PDF)
  • D. Mayr, R. Margesin, F. Schinner and T.D. Märk, Detection of the spoiling of meat using PTR-MS. Int. J. Mass Spectrom. 223-224 (2003) 229-235 (PDF)
  • F. Biasioli, F. Gasperi, E. Aprea, L. Colato, E. Boscaini and T.D. Märk, Fingerprinting mass spectrometry by PTR-MS: heat treatment vs. pressure treatment of red orange juice - a case study. Int. J. Mass Spectrom. 223-224 (2003) 343-353 (PDF)

Last update: 21.12.2004 . Best viewed with Netscape Communicator, screen resolution 1024x768.Designed by Paul.Scheier