Technique to suppress a particular
nuclear magnetic resonance spectroscopy signal where a long low-power pulse is applied to that specific resonance prior to the main
pulse sequence.
Note: Presaturation is typically used as a method for solvent suppression.
Source:
PAC, 2021, 93, 647. 'Glossary of methods and terms used in analytical spectroscopy (IUPAC Recommendations 2019)' on page 700 (https://doi.org/10.1515/pac-2019-0203)