#1654574
Tritiam, cumaisc de thritiam, meascáin a bhfuil tritiam iontu inar mó an cóimheas idir na hadaimh tritiam in aghaidh hidrigine ná 1 chuid i 1000, agus táirgí agus feistí a bhfuil aon cheann dá bhfuil réamhluaite iontu.
Tritium, tritium compounds, mixtures containing tritium in which the ratio of tritium to hydrogen atoms exceeds 1 part in 1000, and products or devices containing any of the foregoing.