| Quantity | Value | Units |
| <Z/A>: | 0.51264 | |
| Density: | 1.420 | g cm-3 |
| Minimum ionization: | 1.820 | MeV g-1 cm2 |
| Radiation length: | 40.58 | g cm-2 |
| Radiation length: | 28.57 | cm |
| Critical energy (e-): | (Under construction) | MeV |
| Molière radius: | (Under construction) | g cm-2 |
| Molière radius: | (Under construction) | cm |
| Muon critical energy: | 1050. | GeV |
| Elem | Z | Atomic frac* | Weight frac |
|---|---|---|---|
| H | 1 | 10.000000 | 0.026362 |
| C | 6 | 22.001366 | 0.691133 |
| N | 7 | 2.000071 | 0.073270 |
| O | 8 | 5.000195 | 0.209235 |
| * calculated from weight fraction data. | |||