Uncertainty component | Uncertainty (%) | |
---|---|---|
 | 99mTc | 177Lu |
Capacitance | 0.1 | 0.1 |
Ion chamber reproducibility | 0.1 | 0.1 |
Calibration factor | 0.88 | 0.48 |
Standard error of the mean | 0.0104 | 0.0209 |
Voltage change measurement | 0.00624 | 0.00441 |
Volume correction | 0.00061 | 0.00007 |
Decay correction to reference time | 0.01074 | 0.00039 |
Decay correction within measurement (start to middle) | 0.00326 | 0.00013 |
Decay correction within measurement (end to middle) | 0.00326 | 0.00013 |
Background | 0.01139 | 0.04539 |
Weighing (negligible) | 1.51 \(\times 10^{-9}\) | 3.02 \(\times 10^{-9}\) |
Combined uncertainty | 0.892 | 0.503 |