| Quantity | Value | Units | Value | Units |
| <Z/A> | 0.53409 | |||
| Specific gravity | 1.190 | g cm-3 | ||
| Mean excitation energy | 76.7 | eV | ||
| Minimum ionization | 1.925 | MeV g-1cm2 | 2.291 | MeV cm-1 |
| Nuclear collision length | 58.1 | g cm-2 | 48.85 | cm |
| Nuclear interaction length | 83.0 | g cm-2 | 69.75 | cm |
| Pion collision length | 85.6 | g cm-2 | 71.90 | cm |
| Pion interaction length | 115.0 | g cm-2 | 96.61 | cm |
| Radiation length | 41.22 | g cm-2 | 34.64 | cm |
| Critical energy | 86.45 | MeV (for e-) | 84.15 | MeV (for e+) |
| Molière radius | 10.11 | g cm-2 | 8.497 | cm |
| Plasma energy ℏωp | 22.97 | eV | ||
| Muon critical energy | 1112. | GeV |
| Elem | Z | Atomic frac* | Mass frac |
| 1 | |||
| 6 | |||
| 7 | |||
| 8 | |||
| * calculated from mass fraction data | |||