daughter product

in radiochemistry
https://doi.org/10.1351/goldbook.D01525
Any @N04257@ which follows a specified @R05116@ in a @D01537@.
Source:
PAC, 1994, 66, 2513. (Nomenclature for radioanalytical chemistry (IUPAC Recommendations 1994)) on page 2517 [Terms] [Paper]