Concepedia

Karl-Heinz Schäfer

KS

9

Publications

271

Citations

9

H-Index

1951

Active since

Affiliations

University of Bonn(Current)

Milligan College

Barkhausen Institut

Karl-Heinz Schäfer is an author at University of Bonn specializing in medicine, analytical chemistry, and chromatography.

Top concepts

Publications per year

1951–2022

9

Publications

9

A comparison of moving belt interfaces for liquid chromatography mass spectrometry

David E. Games, Mark McDowall, K. Levsen et al. · Journal of Mass Spectrometry · 1984 · 63 citations

, , +19

Direct coupling of a micro high-performance liquid chromatograph and a mass spectrometer

Karl-Heinz Schäfer, K. Levsen · Journal of Chromatography A · 1981 · 56 citations

, , +14

On-line liquid chromatography-mass spectrometry analysis of non-ionic surfactants

K. Levsen, Winfried Wagner‐Redeker, Karl-Heinz Schäfer et al. · Journal of Chromatography A · 1985 · 40 citations

, , +8

Capillary gas chromatographic determination of trans-3′-hydroxy-cotinine simultaneously with nicotine and cotinine in urine and blood samples

Peter Voncken, Georg Schepers, Karl-Heinz Schäfer · Journal of Chromatography A · 1989 · 37 citations

, , +6

Determination of phenylureas by on-line liquid chromatography mass spectrometry

K. Levsen, Karl-Heinz Schäfer, J. Freudenthal · Journal of Chromatography A · 1983 · 17 citations

, , +9

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