parent ion

in mass spectrometry
https://doi.org/10.1351/goldbook.P04406
An electrically charged molecular @M03968@ which may dissociate to form fragments, one or more of which may be electrically charged, and one or more neutral species. A parent ion may be a molecular ion or an electrically charged fragment of a molecular ion.
Sources:
Orange Book, 2nd ed., p. 205 [Terms] [Book]
PAC, 1991, 63, 1541. (Recommendations for nomenclature and symbolism for mass spectroscopy (including an appendix of terms used in vacuum technology). (Recommendations 1991)) on page 1549 [Terms] [Paper]
Citation: 'parent ion' in IUPAC Compendium of Chemical Terminology, 3rd ed. International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. https://doi.org/10.1351/goldbook.P04406 RIS BibTex EndNote
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Last revised: February 24, 2014