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Author:Szewczyk, H.

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7 matching references were found.

Balcerowiak, W.; Jerzykiewicz, W.; Szewczyk, H., Differential thermal analysis using closed pans. The ethoxylation of n-dodecylamine, Tenside Deterg., 1984, 21, 10-11. [all data]

Jaworski, M.; Szewczyk, H., Determination of methylacetylene, propadiene, and butadiene in a propylene fraction by gas-liquid chromatography, Zh. Anal. Khim., 1970, 25, 1049-51. [all data]

Jaworski, M.; Szewczyk, H., Oznaczanie weglowodorow alifatycznych w alkoholach tluszczowych za pomoca chromatografii, Chem. Anal. (Warsaw), 1970, 15, 53-58. [all data]

Szymanowski, J.; Kusz, P.; Dziwinski, E.; Szewczyk, H.; Pyzalski, K., Degradation and Analysis of Polyoxyethylene Monoalkyl Ethers in the Presence of Acetyl Chloride and Ferric Chloride, J. Chromatogr., 1989, 469, 197-208, . [all data]

Szymanowski, J.; Voelkel, A.; Szewczyk, H., Increments of the arithmetic retention index for non-ionic surfactants with a polyoxyethylene chain, J. Chromatogr., 1986, 360, 43-52, . [all data]

Szymanowski, J.; Szewczyk, H.; Jerzykiewicz, W., Products obtained in the first stages of ethoxylation of alkylamines, Tenside Deterg., 1981, 18, 3, 130-136. [all data]

Szewczyk, H.; Dziwinski, E.; Szymanowski, J., Analysis and identification of some aminoether alcohols and their ethers, J. Chromatogr., 1987, 410, 447-452, . [all data]