Training manual for students of I and II courses of agrotechnical faculty of the direction of training 100800 . 62 "Commodity Studies" . — Petrozavodsk : PetrSU Publishing House, 2014. 23 s. This textbook contains a brief summary of the theoretical foundations of chromatographic methods of separation and purification of substances in the course "Instrumental physicochemical methods of research" , Recommended for students for more detailed mastering of lecture and seminar material , as well as in preparation for practical exercises and the implementation of a laboratory workshop . The textbook is intended for students of agricultural, biological specialties and bachelor's programs, undergraduates studying physicochemical methods of separation and purification of substances .