isotopic separation

https://doi.org/10.1351/goldbook.I03349
An operation for the purpose of modifying an isotopic abundance in a mixture of isotopes.
Source:
PAC, 1982, 54, 1533. 'Glossary of terms used in nuclear analytical chemistry (Provisional)' on page 1545 (https://doi.org/10.1351/pac198254081533)