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Sensitometry materials in scan section 2 in CATPHAN 604 (Fig. 2)
| Material | Zeff | Density (g/cm3) | Relative electron density to water |
|---|---|---|---|
| Air | 8 | 0.0013 | 0.001 |
| Teflon | 8.43 | 2.16 | 1.868 |
| Delrin | 6.95 | 1.42 | 1.363 |
| Bone 20% | 9.09 | 1.14 | 1.084 |
| Acrylic | 6.47 | 1.18 | 1.147 |
| Air | 8 | 0.0013 | 0.001 |
| Polystyrene | 5.7 | 1.03 | 0.998 |
| LDPE | 5.44 | 0.92 | 0.945 |
| Bone 50% | 11.46 | 1.4 | 1.312 |
| PMP | 5.44 | 0.83 | 0.853 |
