CFs for Measurements Using Copper Sleeves
| Dose calibrator | Vial CF | Syringe CF (10 mL) | Difference (syringe CF − vial CF) | Manufacturer and model |
| 1 | 1.288 | Not done | — | Biodex Atomlab 100 |
| 2 | 1.052 | 1.007 | 0.045 | Capintec CRC-15R |
| 3 | 1.663 | 1.628 | 0.035 | Capintec CRC-15R |
| 4 | 2.395 | 2.360 | 0.035 | Capintec CRC-15R |
| 5 | 0.978 | 0.944 | 0.034 | Capintec CRC-15R |
| 6 | 0.976 | 0.971 | 0.005 | Amersham Radioisotope Calibrator (ARC)-150 |
| 7 | 2.530 | 2.461 | 0.069 | Capintec CRC-15R |
| 8 | 2.566 | 2.492 | 0.074 | Capintec CRC-15R |
| 9 | 0.931 | 0.887 | 0.044 | Capintec CRC-12R |
| 10 | 1.004 | 1.070 | 0.064 | Capintec CRC-15R |
| Mean | 1.538 | 1.536 | 0.002 | — |