Chemical Ionization Theory A
5975 Series MSD Operation Manual for MassHunter 177
contaminated ion source. Water contamination is most common immediately
after new reagent gas tubing or reagent gas cylinders are connected. This
contamination will often decrease if the reagent gas is allowed to flow for a
few hours, purging the system.
References on chemical ionization
A. G. Harrison, Chemical Ionization Mass Spectrometry, 2nd Edition, CRC
Press, INC. Boca Raton, FL (1992) ISBN 0-8493-4254-6.
W. B. Knighton, L. J. Sears, E. P. Grimsrud, “High Pressure Electron Capture
Mass Spectrometry”, Mass Spectrometry Reviews (1996), 14, 327-343.
E. A. Stemmler, R. A. Hites, Electron Capture Negative Ion Mass Spectra of
Environmental Contaminants and Related Compounds, VCH Publishers,
New York, NY (1988) ISBN 0-89573-708-6.
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