Metastable ion: Difference between revisions

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{{asms|
Ion that fragments slowly after emergence from the ion source but before it reaches the detector; in sector instruments, metastable ions give rise to signals which appear at  unique m/z values related to the parent and product ion masses.
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== See also ==
== See also ==

Revision as of 20:04, 19 July 2009

Obsolete Template

Orange Book

ORANGE BOOK DEFINITION

IUPAC. Analytical Division. Compendium of Analytical Nomenclature (the Orange Book). Definitive Rules, 1979 (see also Orange Book 2023)

Metastable ion

An ion which is formed with sufficient excitation to dissociate spontaneously during its flight from the ion source to the detector.

IUPAC 1997 Orange Book Chapter 12
Index of Orange Book Terms


Gold Book

GOLD BOOK DEFINITION

IUPAC. Compendium of Chemical Terminology, 2nd ed. (the Gold Book). Compiled by A. D. McNaught and A.Wilkinson. Blackwell Scientific Publications, Oxford (1997).

Metastable ion

http://goldbook.iupac.org/M03874.html

An ion which is formed with sufficient excitation to dissociate spontaneously during its flight from the ion source to the detector.

Source: 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

IUPAC Gold Book
Index of Gold Book Terms


ASMS TERMS AND DEFINITIONS POSTER ENTRY
Metastable ion

Ion that fragments slowly after emergence from the ion source but before it reaches the detector; in sector instruments, metastable ions give rise to signals which appear at unique m/z values related to the parent and product ion masses.

ASMS Terms and Definitions Poster


See also


See additional comments on the Metastable ion discussion page (archive of discussion between 2004 and 2006)