A chromatographic analysis of a sample of dihydroquercetin obtained using membrane purification was carried out for the content of impurities - quercetin, aroma-dendrin, naringenin, and luteolin. According to the research data, the purity of the obtained dihydro-vercetin corresponds to the standard sample.
digidroqbuercetin, quercetin, aromadendrin,naringin, luteolin, chromatography, membrane purification, retention time, integral spectral ratio of peaks.
1. Evsevleeva L.G., Emel'yanov V.I. // Izv. vuzov. Himiya i him. tehnologiya. 2007. T.50. Vyp. 10 S 126-128.
2. Zenkevich I.G., Eschenko A.Yu., Makarov V.G., Kolesnik A.Yu. // Materialy X Mezhdunarodnogo s'ezda FITOFARM-2006. SPb. 2006. S.93.