Hydrophilic PES Membranes: Boosting Filtration Performance Resin like Polyethersulfone (PES) provide a robust base in filtration fabrication, but their inherently water-repelling nature may limit use in certain aqueous https://tailinscitech.wordpress.com/2026/06/01/tailin-sterility-test-canisters-closed-systems-for-accurate-results/