Monika Tomczykowa

Otrzymywanie wyciągów roślinnych i frakcji oczyszczonych
2006-07-16

Preparations of plant extracts and its fractionation. The most important use of crude drugs today is to prepare plant extracts which are availed as ready to use drugs or are used for isolation of pure, pharmacologically active compounds. The enormous variety of organic substances that accumulated by plants causes necessity of employing all known techniques and development of new techniques needed for extraction, separation and purification of crude extracts. The short characteristics of methods used for achieving crude plant extracts are described. The fractionation of crude extracts as well as isolation methods of biologically active compounds is briefly discussed.