БЕЛАЯ ЛИЛИЯ (LILIUM CANDIDUM L.) Павел Мерджанов, инженер, ст. эксперт-технолог, аспирант кафедры технологии растительных и эфирных масел* Росица Денкова, аспирант, Софийский университет, Болгария Величка Янакиева, д-р инж., старший преподаватель кафедры микробиологии* Ненко Ненов, кандидат наук, доцент кафедры промышленной теплотехники* Теодора Атанасова, д-р инж., доцент кафедры растительных и эфирных масел* Албена Стоянова, дтн, инж., профессор кафедры растительных и эфирных масел* *Университет пищевых технологий, г. <...> КЛЮЧЕВЫЕ СЛОВА: белая лилия (Lilium candidum L.), экстракт цветков, низкотемпературное извлечение, сжиженный газ, антибактериальная активность. <...> The authors analyze chemical composition of the extract from lily flowers (Lilium candidum L.) obtained by extraction with C2H2F4 (1,1,1,2-tetrafluorethane) using GC and GC/MS; define the extract main components concentrations of which exceed 3%; reveal antimicrobial activity against Gram-positive and Gram-negative bacteria of the extract under investigation. <...> KEY WORDS: Madonna Lily (Lilium candidum L.), extract from lily flowers, low temperature extraction, liquefied gas, antimicrobial activity. ntroduction Lilium candidum (popularly known as the Madonna lily) is a plant in the family Liliaceae. <...> The alcoholic and oil extracts are used in preparations for ulcers, inflammation, furuncles, reddened skin, etc. [4]. <...> The aim of present study was to obtain lilium extract from flowers by using liquefied gas (1,1,1,2-tetrafluorethane) in laboratory installation and determine its chemical composition and characteristics for possible application in natural cosmetics, pharmaceutical and food products. <...> Material and methods Obtaining of extract Lily flowers (Lilium candidum L.) picked in June 2013 in the town of Plovdiv were examined. <...> The extract obtained using 1 dm3 of C2H2F4 (1,1,1,2-tetrafluorethane) in a laboratory extractor [1] under following conditions: temperature – 20-25ºС, pressure 0.5 MPa, extraction time 60 min. 116 Вестник Воронежского государственного аграрного университета. – 2013. – № 3 (38) ВЕТЕРИНАРНЫЕ НАУКИ. <...> ТОВАРОВЕДЕНИЕ A concrete was prepared by extraction with hexane in the laboratory [2] at the following process parameters: temperature – 40ºС, static batch process, double treatment with fresh solvent at soaking <...>