| Aktiva substanser | Betyg | Bibliogr. | Expandera | |
|---|---|---|---|---|
| 1 | Jodradioisotoper | 100 | + | |
| 2 | Indiumradiosotoper | 79 | + | |
| 3 | Kolradioisotoper | 51 | + | |
| 4 | Tritium | 26 | + | |
| 5 | Fosforradioisotoper | 24 | + | |
| 6 | Xenonradioisotoper | 22 | + | |
| 7 | Kaliumradioisotoper | 16 | + | |
| 8 | Svavelradioisotoper | 11 | + | |
| 9 | Cesiumradioisotoper | 10 | + | |
| 10 | Iridiumradioisotoper | 10 | + | |
| 11 | Koboltradioisotoper | 9 | + | |
| 12 | Zinkradioisotoper | 8 | + | |
| 13 | Kromradioisotoper | 8 | + |