| Density (g/cm3) = | 1.10140E+00 | 
| Mean Excitation Energy (eV) = | 98.600000 | 
| COMPOSITION: | |
|---|---|
| Atomic number | Fraction by weight | 
| 1 | 0.077403 | 
| 6 | 0.307467 | 
| 8 | 0.204782 | 
| 16 | 0.410348 | 
Note: not every material in the above list is available in the ASTAR and PSTAR databases.