%0 Journal Article %T INVESTIGATION OF ANALYTICAL TEST SYSTEMS OBTAINED USING MICROPOROUS BLOCK COPOLYMERS %A Safiullin, K.R. %A Li, E.D. %A Davletbaev, R.S. %A Sazonov, O.O. %A , .. %K BLOCK COPOLYMERS, MODIFICATION, NANOSIZED ORGANOSUBSTITUTED SILICAS, SORPTION CAPACITY, ANALYTICAL TEST SYSTEMS %J Herald of Technological University %D 2025 %N 27 %P 5 %I Kazan National Research Technological University