| Method | Detector rel. eff. (%) | DL (mBq/L) | MDA (mBq/L) | ||
| 226Ra | 228Ra | 226Ra | 228Ra | ||
| Destructive | 102-T | 18.6 | 29.2 | 22.2 | 38.1 |
| 102-T | 20.3 | 28.9 | 23.0 | 37.9 | |
| 134-T | 22.6 | 28.4 | 31.7 | 31.0 | |
| 134-T | 14.9 | 30.4 | 21.1 | 31.0 | |
| 140-F | 5.3 | 7.4 | 6.0 | 7.2 | |
| 140-F | 6.2 | 9.7 | 8.4 | 12.4 | |
| Non-Destructive | 102-T | 71.8 | 126.8 | 84.6 | 165.8 |
| 102-T | 68.1 | 121.3 | 86.4 | 150.0 | |
| 134-T | 77.9 | 111.2 | 97.7 | 148.9 | |
| 134-T | 69.5 | 104.1 | 80.7 | 129.2 | |
| 140-F | 26.9 | 27.6 | 36.5 | 51.3 | |
| 140-F | 26.0 | 28.6 | 33.9 | 45.4 | |