TY JOUR TI ADSORPTION OF BLUE DYE E133 ON POLAR AND NEUTRAL ADSORBENTS KW synthetic dye KW adsorption KW spectrophotometric analysis methods KW magnesium oxide KW activated carbon. JO Modern Technologies and Scientific and Technological Progress AU Manuylov, V.V. AU Kirillova, V.F. PY 2020 IS 2020 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»