becquerel

https://doi.org/10.1351/goldbook.B00624
SI derived unit of @R05092@ equal to one disintegration per second; admitted for reasons of safeguarding human health, symbol: \(\text{Bq}\).
Sources:
Green Book, 2nd ed., p. 72 [Terms] [Book]
PAC, 1994, 66, 2513. (Nomenclature for radioanalytical chemistry (IUPAC Recommendations 1994)) on page 2516 [Terms] [Paper]
PAC, 1996, 68, 957. (Glossary of terms in quantities and units in Clinical Chemistry (IUPAC-IFCC Recommendations 1996)) on page 963 [Terms] [Paper]