ion suppression

synonym: ionization suppression
https://doi.org/10.1351/goldbook.12445
Phenomenon in which the ionization efficiency of a species is lowered by the presence of a different species.
Note: The effect is most significant in electrospray ionization but is also observed in atmospheric pressure chemical ionization and to a lesser extent in other ionization methods.
See also: ion enhancement
Source:
PAC, 2013, 85, 1515. (Definitions of terms relating to mass spectrometry (IUPAC Recommendations 2013)) on page 1555 [Terms] [Paper]
Citation: 'ion suppression' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.12445 RIS BibTex EndNote
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