keywords publisher’s imprint Chykunskaya, Vera Sorption Activity of Materials Based on a Fiber-Forming Copolymer of Acrylonitrile and 2-Acrylamid-2-Methylpropanesulfonic… https://vestnik.vstu.by/eng/issues/vestnik-43/chemical-engineering-and-ecology/sorption-activity-materials-based-fiber-forming-copolymer-acrylonitrile/