Hydrophilic PES Membranes: Enhancing Filtration Performance Polyethersulfone membranes are commonly employed in multiple filtration processes , but their intrinsic hydrophobicity can restrict effectiveness. https://tailinscitech.wixsite.com/tailinscitech/post/why-choose-a-hydrophilic-pes-membrane-for-biopharmaceutical-and-laboratory-filtration