Diagram of a diafiltration device

Diafiltration is a dilution process that involves removal or separation of components (permeable molecules like salts, small proteins, solvents etc.,) of a solution based on their molecular size by using micro-molecule permeable filters in order to obtain pure solution.

Further reading

  • Bowen, W. Richard; Mohammad, A. Wahab (Aug 1998). "Diafiltration by nanofiltration: Prediction and optimization". AIChE Journal. 44 (8): 1799–1812. Bibcode:. doi:.
  • Limayem, Imène; Charcosset, Catherine; Fessi, Hatem (2004). "Purification of nanoparticle suspensions by a concentration/diafiltration process". Separation and Purification Technology. 38 (1): 1–9. doi:.
  • Sheth, Jignesh P.; et al. (2003). "Nanofiltration-based diafiltration process for solvent exchange in pharmaceutical manufacturing". Journal of Membrane Science. 211 (2): 251–261. doi:.

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