1. Seventieth Birthday Werner Haerdi

   • Jean-Luc Veuthey

   Editorial Pages: 341 - 341

2. Degradation study of benomyl and carbendazim in water by liquid chromatography and multivariate curve resolution methods

   • E. Mallat
   • D. Barceló
   • R. Tauler

   Originals Pages: 342 - 350

3. Micellar electrokinetic capillary chromatography for selected tropane alkaloid analysis in plant extract

   • S. Cherkaoui
   • L. Mateus
   • J. -L. Veuthey

   Originals Pages: 351 - 357

4. Coupling protocol for thin layer chromatography/matrix-assisted laser desorption ionization

   • J. T. Mehl
   • A. I. Gusev
   • D. M. Hercules

   Originals Pages: 358 - 364

5. An integrated coupled column liquid chromatography system for the determination of leukotriene metabolites in biological samples

   • L. Heintz
   • E. Österlind
   • G. Marko-Varga

   Originals Pages: 365 - 373

6. Simple and rapid determination of piperacillin and ceftazidime in human plasma samples by HPLC

   • M. A. Campanero
   • A. M. Zamarreño
   • J. R. Azanza

   Originals Pages: 374 - 380

7. Influence of solvent effects on retention for a porous polymer sorbent in reversed phase liquid chromatography

   • D. Bolliet
   • C. F. Poole

   Originals Pages: 381 - 398

8. Rapid isocratic HPLC analysis of beta-carotene in red peppers (Capsicum annuum L.) and food preparations

   • M. Weissenberg
   • A. Levy
   • M. Barzilai

   Originals Pages: 399 - 403

9. GC determination of halogenated olefins by photoionization and hall electrolytic conductivity detectors in series in matrices of hydrofluorocarbons and hydrochlorofluorocarbons

   • S. Gagni
   • P. Goberti
   • G. Chiavari

   Originals Pages: 404 - 410

10. Determination of brominated alkylbenzenes in nickel industry sludge by capillary gas chromatography

    • T. N. Asp
    • S. Pedersen-Bjergaard
    • T. Greibrokk

    Originals Pages: 411 - 418

11. Solid phase microextraction of volatile organic compounds using carboxen-polydimethylsiloxane fibers

    • P. Popp
    • A. Paschke

    Originals Pages: 419 - 424

12. Liquid chromatography-particle-beam mass spectrometric determination of β-carotene by negative-ion chemical ionization

    • M. Careri
    • P. Manini

    Originals Pages: 425 - 429

13. Separation of human orosomucoid major gene products using immobilized copper affinity chromatography and identification of the metal-interactive residues

    • H. Sun
    • J. L. Dage
    • H. B. Halsall

    Originals Pages: 430 - 436

14. Analysis of α-keratins in the horns of rhinoceros and buffalo by non-native capillary isoelectric focusing

    • T. -L. Huang
    • P. Yu

    Short Communication Pages: 437 - 439

15. Simultaneous determination of trace amounts of sulphur hexafluoride and cyclic perfluorocarbons in reservoir samples by gas chromatography

    • C. U. Galdiga
    • T. Greibrokk

    Short Communication Pages: 440 - 443

16. Places in Warsaw where Tswett had been working

    • L. S. Ettre

    History Corner Pages: 444 - 445

17. Book reviews

    • E. R. Adlard
    • I. Davies
    • W. Engewald

    BookReview Pages: 446 - 450

18. Chromatographic Society Awards 1997

    Announcements Pages: 451 - 453

19. Calendar of events

    Events Pages: 454 - 455