Engewald, W.: search on Z-Library

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1

Adsorbent materials commonly used in air analysis for adsorptive enrichment and thermal desorption of volatile organic compounds

K. Dettmer, W. Engewald

Journal:

Analytical and Bioanalytical Chemistry

Year:

2002

Language:

english

File:

PDF, 215 KB

english, 2002

2

Determination of hydrazine, monomethylhydrazine, 1,1-dimethylhydrazine, and 1,2-dimethylhydrazine by nonaqueous capillary electrophoresis with amperometric detection

Lei Guo, Frank-Michael Matysik, Petra Gläser, Werner Engewald

Journal:

ELECTROPHORESIS

Year:

2005

Language:

english

File:

PDF, 118 KB

english, 2005

3

[Analytiker-Taschenbuch] Analytiker-Taschenbuch Volume 19 || Chromatographie zur Bestimmung der Molmassen- und Teilchengrößenverteilung von Polymeren

Günzler, Helmut, Bahadir, A. Müfit, Danzer, Klaus, Engewald, Werner, Fresenius, Wilhelm, Galensa, Rudolf, Huber, Walter, Linscheid, Michael, Schwedt, Georg, Tölg, Günter

Year:

1998

Language:

german

File:

PDF, 2.93 MB

german, 1998

4

Identification of some polar polycyclic compounds in emissions from brown-coal-fired residential stoves

Thomas Knobloch, Werner Engewald

Journal:

Journal of Separation Science

Year:

1993

Language:

english

File:

PDF, 291 KB

english, 1993

5

One-step cleanup for PAH residue analysis in plant matrices using size-exclusion chromatography

A. Hubert, P. Popp, K.-D. Wenzel, W. Engewald, G. Schüürmann

Journal:

Analytical and Bioanalytical Chemistry

Year:

2003

Language:

english

File:

PDF, 912 KB

english, 2003

6

Nikotin geht ins Blut

Frank, Hartmut, Engewald, Werner

Journal:

Nachrichten aus der Chemie

Year:

2018

Language:

german

File:

PDF, 270 KB

german, 2018

7

Determination of cannabinoids by gas chromatography–mass spectrometry and large-volume programmed-temperature vaporiser injection using 25 μl of biological fluid

J Teske, K Putzbach, W Engewald, R.K Müller

Journal:

Journal of Chromatography B

Year:

2002

Language:

english

File:

PDF, 302 KB

english, 2002

8

Sampling and gas chromatographic analysis of volatile organic compounds in hot and extremely humid emissions

Thomas Knobloch, Werner Engewald

Journal:

Journal of Separation Science

Year:

1995

Language:

english

File:

PDF, 630 KB

english, 1995

9

Rapid qualitative pyrolysis GC-MS analysis of carcinogenic aromatic amines from dyed textiles

A. Plum, W. Engewald, A. Rehorek

Journal:

Chromatographia

Year:

2003

Language:

english

File:

PDF, 575 KB

english, 2003

10

Practical Gas Chromatography ||

Dettmer-Wilde, Katja, Engewald, Werner

Year:

2014

Language:

english

File:

PDF, 28.56 MB

english, 2014

11

Molekülstruktur und Retentionsverhalten. IV. Gaschromatographische Charakterisierung von Chlorierungsprodukten des Isobutens

Dr. W. Engewald, Dr. H. Mai, Prof. Dr. M. Mühlstädt

Journal:

Advanced Synthesis & Catalysis

Year:

1976

File:

PDF, 512 KB

1976

12

Determination of gadolinium in river water by SPE preconcentration and ICP-MS

Kristina Hennebrüder, Rainer Wennrich, Jürgen Mattusch, Hans-Joachim Stärk, Werner Engewald

Journal:

Year:

2004

Language:

english

File:

PDF, 128 KB

english, 2004

13

Gas chromatographic water analysis by direct injection of large sample volumes in an adsorbent-packed PTV injector

S. Müller, J. Efer, W. Engewald

Journal:

Chromatographia

Year:

1994

Language:

english

File:

PDF, 562 KB

english, 1994

14

Analysis of fatty acids by combined application of chemical, chromatographic and spectroscopic methods

J. Pörschmann, T. Welsch, R. Herzxchuh, W. Engewald, K. Müller

Journal:

Journal of Chromatography A

Year:

1982

Language:

english

File:

PDF, 830 KB

english, 1982

15

Einfluss von intramolekularen Wechselwirkungen auf die gaschromatographische Trennung epimerer Dicyclopentadienderivate

Irene Priboth, W. Engewald, H. Kühn, M. Mühlstädt

Journal:

Journal of Chromatography A

Year:

1981

Language:

german

File:

PDF, 240 KB

german, 1981

16

Enrichment of nitrophenols from water by means of solid-phase microextraction

Brit Schäfer, Werner Engewald

Journal:

Analytical and Bioanalytical Chemistry

Year:

1995

Language:

english

File:

PDF, 193 KB

english, 1995

17

Indirect GC determination of ethephon in drinking water by a combination of reactive headspace sampling with adsorptive enrichment/thermal desorption

J. Efer, S. Müller, W. Engewald, Th. Knobloch, K. Levsen

Journal:

Chromatographia

Year:

1993

Language:

english

File:

PDF, 261 KB

english, 1993

18

Classification of reversed-phase materials by means of selected chromatographic data

T. Welsch, H. Frank, H. Zwanziger, S. Liebisch, W. Engewald

Journal:

Chromatographia

Year:

1984

Language:

english

File:

PDF, 633 KB

english, 1984

19

Gaschromatographische Spurenanalyse von leichtflüchtigen Halogenkohlenwasserstoffen in Wässern mittels simultaner ECD/FID-Detektion

Dipl.-Chem. E. Stottmeister, P. Hendel, Doz. Dr. W. Engewald

Journal:

CLEAN – Soil, Air, Water

Year:

1986

File:

PDF, 616 KB

1986

20

Molekülstruktur und retentionsverhalten : V. Berechnung der adsorptionsenergie aromatischer kohlenwasserstoffe an graphitiertem thermischen russ

H.-J. Hofmann, W. Engewald, D. Heidrich, J. Pörschmann, K. Thieroff, P. Uhlmann

Journal:

Journal of Chromatography A

Year:

1975

File:

PDF, 1009 KB

1975

21

Ambient air analysis of volatile organic compounds using adsorptive enrichment

K. Dettmer, W. Engewald

Journal:

Chromatographia

Year:

2003

Language:

english

File:

PDF, 920 KB

english, 2003

22

24thInternational Symposium on Chromatography: Leipzig September 2002

Werner Engewald

Journal:

Chromatographia

Year:

2003

Language:

english

File:

PDF, 320 KB

english, 2003

23

Determination of highly polar compounds in water samples around former ammunition plants

U. Lewin, L. Wennrich, J. Efer, W. Engewald

Journal:

Chromatographia

Year:

1997

Language:

english

File:

PDF, 830 KB

english, 1997

24

Development of Emission Models and Improvement of Emission Data for Germany

R. Friedrich, B. Wickert, P. Blank, S. Emeis, W. Engewald, D. Hassel, H. Hoffmann, H. Michael, A. Obermeier, K. Schäfer, T. Schmitz, A. Sedlmaier, M. Stockhause, J. Theloke, F.-J. Weber

Journal:

Journal of Atmospheric Chemistry

Year:

2002

Language:

english

File:

PDF, 442 KB

english, 2002

25

Gas chromatographic behaviour of isomeric tricyclo[10.4.0.04,9]hexadecanes

W. Engewald, R. Reinhardt, A. Steinborn, J. Rohloff, R. Herzschuh

Journal:

Chromatographia

Year:

1992

Language:

english

File:

PDF, 382 KB

english, 1992

26

Molekülstruktur und Retentionsverhalten I. Strukturelle Zuordnssung von thermischen Umlagerungsprodukten der Cyclododecatriene (1.5.9) mittles Gas-Adsorptions-Chromatographie

W. Engewald, J. Graefe, A. V. Kiselev, K. D. Shcherbakova, Th. Welsch

Journal:

Chromatographia

Year:

1974

File:

PDF, 427 KB

1974

27

Comparison of Retention Indices of Some Explosives and Related Compounds Calculated by Different Mathematical Methods in Reversed-Phase Liquid Chromatography

Linda Didaoui, A. Touabet, B. Y. Meklati, Uta Lewin-Kretzschmar, Werner Engewald

Journal:

Journal of Separation Science

Year:

1999

Language:

english

File:

PDF, 53 KB

english, 1999

28

Gas chromatographic investigation of the adsorption of polymethylcyclohexanes on graphitized thermal carbon black

W. Engewald, E.V. Kalashnikova, A.V. Kiselev, R.S. Petrova, K.D. Shcherbakova, A.L. Shilov

Journal:

Journal of Chromatography A

Year:

1978

Language:

english

File:

PDF, 824 KB

english, 1978

29

Molekülstruktur und retentionsverhalten : II. Retentionsverhalten cycloaliphatischer kohlenwasserstoffe bei der gas-adsorptions- und gas-verteilungschromatographie

W. Engewald, K. Epsch, J. Graefe, Th. Welsch

Journal:

Journal of Chromatography A

Year:

1974

File:

PDF, 687 KB

1974

30

Die HMO-Reaktivitätsindizes 1-substituierter Azulene

Werner Engewald, Manfred Scholz, Cornelius Weiss

Journal:

Zeitschrift für Chemie

Year:

1970

Language:

german

File:

PDF, 231 KB

german, 1970

31

Large-Volume PTV injection: New results on direct injection of water samples in GC analysis

J. Teske, J. Efer, W. Engewald

Journal:

Chromatographia

Year:

1997

Language:

english

File:

PDF, 619 KB

english, 1997

32

Book reviews

W. Engewald, E. R. Adlard

Journal:

Chromatographia

Year:

1997

File:

PDF, 170 KB

1997

33

Investigation of gas chromatographic interaction mechanism on permethylated cyclodextrins by molecular modelling

R. Reinhardt, M. Richter, P. P. Mager, P. Hennig, W. Engewald

Journal:

Chromatographia

Year:

1996

Language:

english

File:

PDF, 766 KB

english, 1996

34

IV. Mitteilung: Über den elekrophilen H-D-Austausch der Wasserstoffatome 1 und 3 des Indolizins

Engewald, W., Weiss, C., Mühlstädt, M.

Journal:

Isotopenpraxis Isotopes in Environmental and Health Studies

Year:

1968

File:

PDF, 303 KB

1968

35

Wasserstoff-isotopen austauschreaktionen nichtbenzoider aromaten—VII : Quantitative reaktivitätsmessungen an einigen bicyclischen 10-π-elektronen verbindungrn

W. Engewald, M. Mühlstädt, C. Weiss

Journal:

Year:

1971

Language:

german

File:

PDF, 587 KB

german, 1971

36

Wasserstoff-isotopenaustauschreaktionen nichtbenzoider aromaten—VI : Die reaktionsfḧigkeit der nichtq̈uivalenten positionen des indolizins gegenüber elektrophilen substitutionen

W. Engewald, M. Mühlstädt, C. Weiss

Journal:

Year:

1971

File:

PDF, 873 KB

1971

37

Grob, K., Split and Splitless Injection in Capillary GC (With Some Remarks on PTV Injection), 3. erweiterte und revidierte Auflage, (547 S., 155 Abb., 22 Tab.), Hüthig Fachverlage, Heidelberg 1993, gebunden, DM/sFr 148,–, ISBN 3-7785-2151-9H

Journal:

Advanced Synthesis & Catalysis

Year:

1995

Language:

german

File:

PDF, 140 KB

german, 1995

38

W. A. König, Gas Chromatographic Enantiomer Separation with Modified Cyclodextrins. W. Bertsch, H. Frank, W. G. Jennings u. P. Sandra (Hrsg.), 168 S., 132 Abb., 15 Tab., 15,5 × 21,5 cm. Hüthig Buch Verlag GmbH, Heidelberg, 1992. (Chromatographic Methods) Hardcover, 138,– DM

Journal:

Advanced Synthesis & Catalysis

Year:

1994

Language:

german

File:

PDF, 146 KB

german, 1994

39

Determination of perfume oil in household products by headspace solid-phase microextraction and fast capillary gas chromatography

F. Bothe, K. Dettmer, W. Engewald

Journal:

Chromatographia

Year:

2003

Language:

english

File:

PDF, 1.02 MB

english, 2003

40

65thbirthday of Professor Dr. Heinz Engelhardt

Werner Engewald

Journal:

Chromatographia

Year:

2001

Language:

english

File:

PDF, 239 KB

english, 2001

41

Molekülstruktur und retentionsverhalten : XII. Zur retention von alkylnaphthalinen bei der gasverteilungs- und gas-adsorptions-chromatographie

W. Engewald, L. Wennrich, E. Ritter

Journal:

Journal of Chromatography A

Year:

1979

File:

PDF, 690 KB

1979

42

Non-linearity of the plot of log (adjusted retention time) versus carbon number for n-alkanes in series-coupled gas chromatographic columns

T. Maurer, Th. Welsch, W. Engewald

Journal:

Journal of Chromatography A

Year:

1989

Language:

english

File:

PDF, 272 KB

english, 1989

43

Molekülstruktur und Retentionsverhalten IX. Das gas-chromatographische Retentionsverhalten isomerer Octine und Octadiine

Th. Welsch, W. Engewald, P. Berger

Journal:

Chromatographia

Year:

1978

File:

PDF, 444 KB

1978

44

Accelerated Solvent Extraction of Semivolatile Organic Compounds from Biomonitoring Samples of Pine Needles and Mosses

Wenzel, Klaus-Dieter, Hubert, Andreas, Manz, Michael, Weissflog, Ludwig, Engewald, Werner, Schüürmann, Gerrit

Journal:

Analytical Chemistry

Year:

1998

Language:

english

File:

PDF, 136 KB

english, 1998

45

ChemInform Abstract: MOLECULAR STRUCTURE AND RETENTION BEHAVIOR. IV. GAS CHROMATOGRAPHIC CHARACTERIZATION OF CHLORINATION PRODUCTS OF ISOBUTENE

ENGEWALD, W., MAI, H., MUEHLSTAEDT, M.

Journal:

Chemischer Informationsdienst

Year:

1976

File:

PDF, 180 KB

1976

46

Einige Aspekte der Isolierung und Anreicherung flüchtiger organischer Mikroverunreinigungen aus Wasser

E. Stottmeister, Dr. sc.nat W Engewald

Journal:

CLEAN – Soil, Air, Water

Year:

1981

Language:

german

File:

PDF, 1017 KB

german, 1981

47

Isocratic Liquid Chromatography with Segmented Columns and Simultaneous UV and Dual Electrochemical Detection: Application to the Selectivity Enhancement for the Determination of Explosives

Frank-Michael Matysik, Ulrike Schumann, Werner Engewald

Journal:

Electroanalysis

Year:

2008

Language:

english

File:

PDF, 141 KB

english, 2008

48

Enrichment of rare-earth elements (REE) and Gd-DTPA in surface water samples by means of countercurrent chromatography (CCC)

Kristina Hennebrüder, Werner Engewald, Hans-Joachim Stärk, Rainer Wennrich

Journal:

Analytica Chimica Acta

Year:

2005

Language:

english

File:

PDF, 324 KB

english, 2005

49

Herstellung von Mikropack-Säulen für die Gas-Adsorptions-Chromatographie mit graphiertem thermischen Ruß

Dr. Th. Welsch, Dr. W. Engewald, Dipl.-Chem. J. Pörschmann

Journal:

Advanced Synthesis & Catalysis

Year:

1978

Language:

german

File:

PDF, 211 KB

german, 1978

50

Molekülstruktur und Retentionsverhalten. III. Gaschromatographisches Retentionsverhalten von exo/endo-doppelbindungsisomeren Sechsringverbindungen

Dr. I. Stopp, Dr. W. Engewald, Dr. H. Remane, Doz. Dr. R. Borsdorf

Journal:

Advanced Synthesis & Catalysis

Year:

1975

Language:

german

File:

PDF, 287 KB

german, 1975

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