| Quantity | Value | Units | Misc |
| <Z/A> | 0.51465 | mol g-1 | |
| Density | 1.800 | g cm-3 | |
| Mean excitation energy | 110.40 | eV | 76.7 eV for Epotek-301-1 |
| Radiation length | 30.18 | g cm-2 |
| Elem | Z | Atomic frac* | Mass frac | |
| 5 | ||||
| 9 | ||||
| 11 | ||||
| 12 | ||||
| 13 | ||||
| 14 | ||||
| 19 | ||||
| 20 | ||||
| 22 | ||||
| 26 | ||||
| 8 | ||||
| 1 | ||||
| 6 | ||||
| 7 | ||||
| * calculated from mass fraction data | ||||