|
| Calibration Factor |
| Detection Limit | ||
| Radio-Isotopes | 10−3 (cps/ppm) | 10−4 (cps/ppm) | Conversion Factor (Bq·Kg−1) | ppm | Bq/kg |
| 40K | 0.026 | 6.431 | 0.032 | 454.54 | 14.54 |
| 226Ra | 10.500 | 8.632 | 12.20 | 0.32 | 3.84 |
| 232Th | 3.612 | 8.768 | 4.12 | 2.27 | 9.08 |