recoil labelling

https://doi.org/10.1351/goldbook.R05202
labelling by a chemical reaction initiated by recoil.
Source:
PAC, 1994, 66, 2513. 'Nomenclature for radioanalytical chemistry (IUPAC Recommendations 1994)' on page 2521 (https://doi.org/10.1351/pac199466122513)