%0 Journal Article %T %A , .. %A , .. %A , .. %A , .. %A , .. %A , .. %A , .. %K очистка сточных вод, реагент VTA Biokat P500, активный ил, дефосфотация, седиментация, wastewater treatment, reagent VTA BIOKAT P500, activated sludge, phosphate elimination, sedimentation %J Herald of Technological University %D 2025 %N 17 %P 3 %I Kazan National Research Technological University