Initial Pressure (atm) & Initial Pressure (kPa) & Cell Length (mm) \\ 0.039254 & 3.97643 & 43.533 \\ 0.052773 & 5.345905 & 30.258 \\ 0.065814 & 6.666958 & 22.979 \\ 0.079059 & 8.008677 & 18.029 \\ 0.097831 & 9.91028 & 11.614 \\ 0.13131 & 13.3017 & 9.6509 \\ 0.16143 & 16.35286 & 7.6091 \\ 0.16159 & 16.36907 & 6.8296 \\ 0.22742 & 23.03765 & 5.1199 \\ 0.32389 & 32.81006 & 4.7873 \\ 0.32711 & 33.13624 & 4.483 \\