The process by which each chemical species present in the ion source at a certain
partial pressure makes a contribution to the total
mass spectrum which is the same as that which it would give if that chemical species alone were present in the ion source at a pressure equal to this certain
partial pressure.
Source:
Cite as:
IUPAC. Compendium of Chemical Terminology, 2nd ed. (the "Gold Book"). Compiled by A. D. McNaught and A.Wilkinson. Blackwell Scientific Publications, Oxford (1997). XML on-line corrected version: http://goldbook.iupac.org (2006-) created by M. Nic, J. Jirat, B. Kosata; updates compiled by A. Jenkins. ISBN 0-9678550-9-8.
doi:10.1351/goldbook.
