On-line ´uprava vzorku v neseparacních průtokovych metodách

The review deals with principles and applications of various methods of on-line sample pretreatment (SPE, LLE, dialysis, derivatization) in flow systems. The article concentrates on the advances in the development of sample analysis and enumerates the advantages of a combination of on-line sample preparation and determination using FIA and SIA. It involves 133 references covering the period from 1987 to 2001.