Membrane MCM-48wt% DO2/DN2 DCO2/DCH4 SO2/SN2 SCO2/SCH4
PSF 0 2.9 3.96 2.03 4.89
MCM41/PSF 10 3.92 2.74 1.3 6.52
MCM41/PSF 20 3.7 2.73 1.29 6.98
MCM41/PSF 40 4.3 2.77 1.24 7.23
Table 3: Measured uncoated MCM-48/PSF diffusivity and solubility selectivities of gases.