Hydrophilic PES Membranes: Boosting Filtration Performance Polymers such Polyethersulfone (PES) offer a durable base in filtration fabrication, but that inherently hydrophobic nature can limit use in some aqueous https://medium.com/@tailinscitech/tailin-sterility-test-canisters-closed-systems-for-accurate-results-645e4c22d933