Summary
The total resistance to transfer through a hydrophobic membrane used in the tubing method is due to an external liquid film and to the membrane itself. The global mass transfer coefficient is higher for alcohols than for other tested volatiles. PTFE microporous membranes are recommended.
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Pons, M.N., Ducouret, P. & Engasser, J.M. Mass transfer characteristics of hydrophobic tubing membrane sensors. Biotechnol Lett 8, 407–410 (1986). https://doi.org/10.1007/BF01026741
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DOI: https://doi.org/10.1007/BF01026741