| Radiation Source | Kerma Rate/μGy・h−1 | Average Value/μGy・h−1 | Conventional True Value/μGy・h−1 | |||||
| 1 | 2 | 3 | 4 | 5 | 6 | |||
| 60Co | 3.833 | 3.831 | 3.834 | 3.834 | 3.833 | 3.832 | 3.833 | 4.52 |