%0 Journal Article %T Tritium decay catastrophe. %A Filer CN %J Appl Radiat Isot %V 212 %N 0 %D 2024 Oct 5 %M 38991473 %F 1.787 %R 10.1016/j.apradiso.2024.111428 %X The phenomenon of tritium decay catastrophe is introduced. A technical example is provided regarding the radioligand [methoxy-3H] levosulpiride whose long-term behavior is consistent with the concept of tritium decay catastrophe.