isotopically deficient

https://doi.org/10.1351/goldbook.I03334
An @I03336@ compound may be designated as isotopically deficient when the isotopic content of one or more elements has been depleted, i.e. when one or more @N04257@ is (are) present in less than a natural ratio.
Sources:
Blue Book, p. 518 [Terms] [Book]
PAC, 1981, 53, 1887. (Nomenclature of inorganic chemistry: II.1 - Isotopically modified compounds) on page 1896 [Terms] [Paper]
Citation: 'isotopically deficient' 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.I03334 RIS BibTex EndNote
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Last revised: February 24, 2014