%0 Journal Article %T ANALYSIS OF A SAMPLE OF DIHYDROQUERCETIN FOR CONTENT IMPURITIES %A Kondrat'eva, L.M. %A Sverdlova, O.L. %A Dobrynina, N.N. %K digidroqbuercetin, quercetin, aromadendrin,naringin, luteolin, chromatography, membrane purification, retention time, integral spectral ratio of peaks. %J Modern Technologies and Scientific and Technological Progress %D 2022 %N 2021 %P 1 %I Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»