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Journal of Chromatographic Science|March 16, 2013
Main interactions and influences of the chromatographic parameters in HILIC separationsGiorgia Greco, Thomas LetzelJournal of Chromatography. A|November 28, 2006
Liquid chromatography/atmospheric pressure ionization mass spectrometry with post-column liquid mixing for the efficient determination of partially oxidized polycyclic aromatic hydrocarbonsSylvia Grosse, Thomas LetzelAnalytical and Bioanalytical Chemistry|August 23, 2006
Mass spectrometric real-time monitoring of enzymatic glycosidic hydrolysis, enzymatic inhibition and enzyme complexesNicole Dennhart, Thomas LetzelJournal of Pharmaceutical and Biomedical Analysis|August 3, 2013
Simultaneous investigation of sesquiterpenes, pyrrolizidine alkaloids and N-oxides in Butterbur (Petasites hybridus) with an offline 2D-combination of HPLC-UV and LC-MMI-ToF-MSAhmet Alper Aydın, Thomas LetzelJournal of Separation Science|March 19, 2013
Serial coupling of reversed-phase and zwitterionic hydrophilic interaction LC/MS for the analysis of polar and nonpolar phenols in wineGiorgia Greco, Sylvia Grosse, Thomas LetzelEnvironment International|November 26, 2008
Exposure assessment of the pharmaceutical diclofenac based on long-term measurements of the aquatic inputMarion Letzel, Gerhard Metzner, Thomas LetzelJournal of Chromatography. A|March 16, 2012
Study of the retention behavior in zwitterionic hydrophilic interaction chromatography of isomeric hydroxy- and aminobenzoic acidsGiorgia Greco, Sylvia Grosse, Thomas LetzelJournal of Separation Science|February 18, 2014
Robustness of a method based on the serial coupling of reversed-phase and zwitterionic hydrophilic interaction LC-MS for the analysis of phenolsGiorgia Greco, Sylvia Grosse, Thomas LetzelAnalytical Science Advances|May 8, 2024
Spotlight on mass spectrometric non-target screening analysis: Advanced data processing methods recently communicated for extracting, prioritizing and quantifying featuresSusanne Minkus, Stefan Bieber, Thomas LetzelJournal of the American Society for Mass Spectrometry|June 26, 2023
Electrospray Ionization Efficiency Predictions and Analytical Standard Free Quantification for SFC/ESI/HRMSStefan Bieber, Thomas Letzel, Anneli KruvePageof 7