GBq
gigabecquerel
Radioactivityexact by definition
The gigabecquerel is one billion decays per second. Radiopharmacy stock vials, industrial radiography sources and brachytherapy seeds are quoted at this scale, and one gigabecquerel is about 27 millicuries. The factor of 1e9 is exact, being an SI prefix.
| 1 GBq | 1,000,000,000 Bq |
Solvers that use radioactivity