Term: single-focusing mass spectrometer
https://doi.org/10.1351/goldbook.S05687

Definition:
An instrument in which an ion beam with a given value of mass/charge is brought to a focus although the initial directions of the ions diverge.

Source: Orange Book, 2nd ed., p. 201 (https://media.iupac.org/publications/analytical_compendium/)

Citation: 'single-focusing mass spectrometer' 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.S05687

License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/) for individual terms.

Disclaimer: The International Union of Pure and Applied Chemistry (IUPAC) is continuously reviewing and, where needed, updating terms in the Compendium of Chemical Terminology (the IUPAC Gold Book). Users of these terms are encouraged to include the version of a term with its use and to check regularly for updates to term definitions that you are using.