Charles University, Faculty of Pharmacy in Hradec Králové Department of Analytical Chemistry Candidate: Anna Turčanová Supervisor: doc. PharmDr. Hana Sklenářová, Ph.D. Advisor: Mgr. Marcela Hollá Title of the diploma thesis: Development of UHPLC-DAD method for separation of phenolic substances in plant material and extraction optimization This diploma thesis deals with development of UHPLC-DAD method for separation of selected phenolic substances (arbutin, chlorogenic, neochlorogenic, cryptochlorogenic, isochlorogenic A and caffeic acid, cynarin, catechin, epicatechin, rutin, hyperoside, hirsutrin, reynoutrin, guaiaverin, quercitrin and quercetin). UHPLC analysis of these phenolic substances took place on a Luna® Omega Polar C18 100 (150 x ...