Electronic-microscopic researches of por distribution by diameters on the sorption surface of UAM-50, UAM-100, UPM-K, UPM-100 ultra-filtration membranes. sorpchrom [Internet]. 2020 Dec. 21 [cited 2026 Apr. 3];20(6):707-18. Available from: https://journals.vsu.ru/sorpchrom/article/view/3138