| Aktiva substanser | Betyg | Bibliogr. | Expandera | |
|---|---|---|---|---|
| 1 | Kalciumradioisotoper | 100 | + | |
| 2 | Strontiumradioisotoper | 25 | + | |
| 3 | Tritium | 16 | + | |
| 4 | Tennradioisotoper | 2 | + | |
| 5 | Jodradioisotoper | 2 | + | |
| 6 | Fosforradioisotoper | 1 | + | |
| 7 | Galliumradioisotoper | 1 | + | |
| 8 | Indiumradiosotoper | 1 | + | |
| 9 | Blyradioisotoper | 1 | + | |
| 10 | Fluorradioisotoper | 1 | + |