J. Oleksy-Frenzel

Enhancement of sensors selectivity by gas-diffusion separation

C. Y. Liu, W. Frenzel, Cheng-Yu Liu, 1990 .

Toxicity-directed fractionation of organic compounds in tannery wastewater with regard to their molecular weight and polarity

M. Jekel, Martin Jekel, Natascha Klinkow, 1998 .

Application of ion-chromatography for the determination of the organic-group parameters AOCl, AOBr and AOI in water

M. Jekel, J. Oleksy-Frenzel, S. Wischnack, 2000, Fresenius' journal of analytical chemistry.

On-line multicomponent determination of organic compounds in water following gel permeation chromatographic separation

M. Jekel, J. Oleksy-Frenzel, 1996 .

Characterization of industrial wastewaters using gel‐permeation chromatography with multicomponent detection

M. Jekel, J. Oleksy-Frenzel, 1995 .

Spectrophotmetric determination of phenolic compounds by flow-injection analysis

W. Frenzel, J. Oleksy-Frenzel, Jürgen Mörlen, 1992 .