1. To Karl Cammann on his 60th birthday

   • Jan Andersson

   Editorial Pages: 1 - 2

2. Characterization of some functionalized RP-HPLC phases by the use of linear solvation energy relationships

   • Sabine Werlich
   • J. T. Andersson

   Original paper Pages: 3 - 14

3. Solid diluted calibrants – a new concept for the preparation of standard solutions Part I: Principles and application to Cr (VI)

   • M. Krapp
   • B. Neidhart

   Original paper Pages: 15 - 21

4. Calibration of a planar differential CO2 probe

   • E. Lindner
   • Richard P. Buck

   Original paper Pages: 22 - 27

5. In-situ flow probe for improving the performance of electrochemical stripping analysis

   • J. Wang
   • Jianmin Lu
   • Marcio A. Augelli

   Original paper Pages: 28 - 31

6. Use of the original silicone cladding of an optical fiber as a reagent-immobilization medium for intrinsic chemical sensors

   • Radislav A. Potyrailo
   • G. M. Hieftje

   Original paper Pages: 32 - 40

7. Stabilized potentiometric solid-state polyion sensors using silver-calixarene complexes as additives within ion-exchanger-based polymeric films

   • Oliver Lutze
   • Ravi K. Meruva
   • M. E. Meyerhoff

   Original paper Pages: 41 - 47

8. Long-lifetime based pH micro-optodes without oxygen interference

   • U. Kosch
   • I. Klimant
   • Otto S. Wolfbeis

   Original paper Pages: 48 - 53

9. Sulfur based self-assembled monolayers (SAM’s) on piezoelectric crystals for immunosensor development

   • R. D. Vaughan
   • C. K. O’Sullivan
   • G. G. Guilbault

   Original paper Pages: 54 - 57

10. Acrylate polymer immobilisation of enzymes

    • E. A. H. Hall
    • J. Justin Gooding
    • Nicolas Martens

    Original paper Pages: 58 - 65

11. Recessed microelectrode array for a micro flow-through system allowing on-line multianalyte determination in vivo

    • R. Lenigk
    • H. Zhu
    • Reinhard Renneberg

    Original paper Pages: 66 - 71

12. Direct analysis of tantalum powders by electrothermal vaporization inductively coupled plasma atomic emission spectrometry

    • K.-C. Friese
    • V. Krivan

    Original paper Pages: 72 - 78

13. Abundance ratios of mercury isotopes by 6s6p3P1-intermediate state excitation with resonance ionization mass spectrometry

    • P. Bisling
    • J. Dederichs
    • C. Weitkamp

    Original paper Pages: 79 - 86

14. Determination of ruthenium in photographic emulsions – development and comparison of different sample treatments and mass spectrometric methods

    • Petra Krystek
    • K. G. Heumann

    Original paper Pages: 87 - 90

15. EI- and NCI-mass spectrometry of arylalkyl nitrates and their occurrence in urban air

    • Stefan Woidich
    • O. Froescheis
    • Karlheinz Ballschmiter

    Original paper Pages: 91 - 99

16. An enzymatic-fluorimetric method for monitoring of ethanol in ambient air

    • M. Schilling
    • G. Voigt
    • D. Klockow

    Original paper Pages: 100 - 105

17. At-line SPE–GC–MS of micropollutants in water using the PrepStation

    • Th. Hankemeier
    • P. C. Steketee
    • U. A. Th. Brinkman

    Original paper Pages: 106 - 112

18. Characterization of a monoclonal TNT-antibody by measurement of the cross-reactivities of nitroaromatic compounds

    • Anne Zeck
    • M. G. Weller
    • Reinhard Niessner

    Original paper Pages: 113 - 120

19. The application of the phase transition in nematic liquid crystals for the optical detection of volatile organic compounds

    • B. Drapp
    • D. Pauluth
    • G. Gauglitz

    Original paper Pages: 121 - 127

20. Modified cyclodextrines as mass-sensitive coatings for solvent vapour detection

    • F. L. Dickert
    • Ulrich Geiger
    • Karin Weber

    Original paper Pages: 128 - 132

21. Microwave induced plasma atomic emission spectrometry: a suitable detection system for the determination of volatile halocarbons

    • Sofie Slaets
    • Frank Laturnus
    • F. C. Adams

    Original paper Pages: 133 - 140

22. Disturbance of the determination of aldehydes and ketones: Structural elucidation of degradation products derived from the reaction of 2,4-dinitrophenylhydrazine (DNPH) with ozone

    • S. Achatz
    • Gabor Lörinci
    • Antonius Kettrup

    Original paper Pages: 141 - 146

23. Purge and trap/thermal desorption device for the determination of dimethylselenide and dimethyldiselenide

    • M. Beatriz de la Calle-Guntiñas
    • Frank Laturnus
    • F. C. Adams

    Original paper Pages: 147 - 153

24. Application of dual-step potential on single screen-printed modified carbon paste electrodes for detection of amino acids and proteins

    • Priyabrata Sarkar
    • A. P. F. Turner

    Original paper Pages: 154 - 159

25. Immobilized metal-ion affinity chromatography of peptides on metalloporphyrin stationary phases

    • Magdalena Biesaga
    • Jowita Orska
    • M. Trojanowicz

    Original paper Pages: 160 - 164

26. Towards immunoassay in whole blood: separationless sandwich-type electrochemical immunoassay based on in-situ generation of the substrate of the labeling enzyme

    • Charles N. Campbell
    • Thierry de Lumley-Woodyear
    • A. Heller

    Original paper Pages: 165 - 169

27. Capillary enzyme immunoassay with electrochemical detection for determining indole-3-acetic acid in tomato embryos

    • Hongying Gao
    • Tongbo Jiang
    • John L. Caruso

    Original paper Pages: 170 - 174

28. Detection of drug – tissue interactions using biosensors

    • David R. Coon
    • G. A. Rechnitz

    Original paper Pages: 175 - 178

29. New enzyme sensors for morphine and codeine based on morphine dehydrogenase and laccase

    • Christian G. Bauer
    • Andrea Kühn
    • Frieder W. Scheller

    Original paper Pages: 179 - 183

30. Flow injection analysis of hydrogen peroxide in disinfectants

    • Diedrich Harms
    • Roberto Than
    • U. Karst

    Original paper Pages: 184 - 188