1. An appreciation of professor (Emeritus) Dr. Klaus Doerffel

   • Heinz W. Zwanziger
   • Iain L. Marr
   • Helmut Müller

   Editorial Pages: 403 - 404

2. Professor Dr. Heinrich Kriegsmann on his 70th birthday

   • Gunther Dube

   Editorial Pages: 405 - 406

3. Calibration by orthogonal and common least squares — Theoretical and practical aspects

   • K. Danzer
   • M. Wagner
   • C. Fischbacher

   Original Papers Pages: 407 - 412

4. The semantic and technical concept of true values and of trueness of values in inorganic bulk and trace analysis

   • Gotthard Staats

   Original Papers Pages: 413 - 419

5. Characterisation of the chemical homogeneity of solid-state materials by chemometric methods: Further multivariate aspects

   • V. Liebich

   Original Papers Pages: 420 - 425

6. Application and comparison of algorithms for the evaluation of interferograms

   • Gerolf Kraus
   • Albrecht Klotz
   • Günter Gauglitz

   Original Papers Pages: 426 - 430

7. Multivariate 3-way data analysis of amino acid patterns of lakes

   • G. Henrion
   • D. Nass
   • R. Henrion

   Original Papers Pages: 431 - 436

8. Sampling representativity and homogeneity of river sediments

   • D. Truckenbrodt
   • J. Einax

   Original Papers Pages: 437 - 443

9. Heavy metals in river sediments — A chemometrical evaluation

   • Birgit Daus
   • Heinz W. Zwanziger

   Original Papers Pages: 444 - 450

10. Multicomponent analysis of phenols in waste waters of the coal conversion industry by means of UV-spectrometry

    • Frank Martin
    • Matthias Otto

    Original Papers Pages: 451 - 455

11. Determination of chlorophyll a and b by simultaneous multi-component spectrophotometry

    • Iain L. Marr
    • Nana Suryana
    • Marcus I. Marr

    Original Papers Pages: 456 - 460

12. Determination of nonmetals using ICP-AES-techniques

    • R. Wennrich
    • A. Mroczek
    • G. Werner

    Original Papers Pages: 461 - 469

13. Application of micellar electrokinetic capillary chromatography to the analysis of pesticides

    • H. Süsse
    • H. Müller

    Original Papers Pages: 470 - 473

14. Voltammetric speciation of butyltin compounds

    • Johannes Schwarz
    • Günter Henze
    • Francis G. Thomas

    Original Papers Pages: 474 - 478

15. Voltammetric speciation of butyltin compounds

    • Johannes Schwarz
    • Günter Henze
    • Francis G. Thomas

    Original Papers Pages: 479 - 482

16. Mössbauer study of the spatial distribution of the active species in Cs doped Fe₂O₃-V₂O₅ catalysts

    • W. Meisel
    • H. Mehner
    • A. Brückner

    Original Papers Pages: 483 - 485

17. Micro raman spectroscopy on a single carbon fibre under stress

    • Klaus-Werner Brzezinka
    • Peter Reich
    • Eckhard Schulz

    Original Papers Pages: 486 - 488

18. Infrared spectra and force constants of urea in the gaseous phase

    • Jutta Langer
    • Bernhard Schrader
    • Eberhard Jacob

    Original Papers Pages: 489 - 495

19. Structure of substituted aminomethanebisphosphonic acids analyzed by NMR spectroscopy and X-ray powder diffraction

    • H. Jancke
    • B. Costisella
    • K. Jancke

    Original Papers Pages: 496 - 498

20. Spectra and structure of silicon containing compounds

    • Gamil A. Guirgis
    • Mohammad A. Qtaitat
    • Peter Klaeboe

    Original Papers Pages: 499 - 507

21. Determination of linear alkylbenzenesulfonates by high-performance liquid chromatography and capillary zone electrophoresis

    • Carla Vogt
    • Katja Heinig
    • Gerhard Werner

    Original Papers Pages: 508 - 514

22. Analysis of siloxane pyrolysis products by cryo-GC/FT-IR and GC/MS

    • S. Wachholz
    • U. Just
    • K. Käppler

    Original Papers Pages: 515 - 520

23. Application of direct on-line coupling of HPLC and SFC with ¹HNMR spectroscopy for the investigation of monomeric acrylates

    • Klaus Albert
    • Ulrich Braumann
    • Rainer Ecker

    Original Papers Pages: 521 - 528

24. Thermal investigations of the structure of two humic acid salts by in situ FTIR spectroscopy

    • G. Woelki
    • R. Salzer

    Original Papers Pages: 529 - 531

25. Estimation of crystal water contents and dehydration enthalpies in a novel series of Cu(II) and Ni(II) chelates based on tetramic acids

    • O. Tietze
    • M. Feist
    • A. Zschunke

    Original Papers Pages: 532 - 534

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

    • Brit Schäfer
    • Werner Engewald

    Original Papers Pages: 535 - 536