1. An interlaboratory comparison of sample presentation methods for the analysis of aqueous solutions using fourier transform infrared spectroscopy

   • F. Bartl
   • I. Delgadillo
   • R.H. Wilson

   Original papers Pages: 1 - 5

2. Study of CdTe/CdS-thin films by isotope dilution, neutron activation analysis, inductively coupled plasma mass spectrometry and secondary ion mass spectrometry

   • R. J. Rosenberg
   • R. Zilliacus
   • A. Mäkelä

   Original papers Pages: 6 - 10

3. Trace analysis of antimony (III) and antimony (V) by adsorptive stripping voltammetry

   • W. Wagner
   • S. Sander
   • G. Henze

   Original papers Pages: 11 - 15

4. Determination of lead in phosphate ore and phosphogypsum

   • Joyce E. Sloof
   • Joost R.W. Woittiez
   • Ulla Woroniecka

   Original papers Pages: 16 - 20

5. Identification of low molecular vaporizable components in silicone resins using gas chromatography/mass spectrometry

   • K. Käppler
   • U. Scheim
   • U. Just

   Original papers Pages: 21 - 26

6. A new method for the simultaneous determination of heavy metals in wallcoverings

   • R. Meininghaus
   • T. Salthammer
   • M. Bahadir

   Original papers Pages: 27 - 31

7. Methods for trace element analysis in surface water, atomic spectrometry in particular

   • H. van der Jagt
   • P.J. Stuyfzand

   Original papers Pages: 32 - 40

8. Development of an ELISA for 2,4-D: characterization of two polyclonal antisera

   • Georg Matuszczyk
   • Dietmar Knopp
   • Reinhard Nießner

   Original papers Pages: 41 - 47

9. Identification of organic residues in tertiary effluents by GC/EI-MS, GC/CI-MS and GC/TSQ-MS

   • Wang-Hsien Ding
   • Yoshiko Fujita
   • Martin Reinhard

   Original papers Pages: 48 - 55

10. Study of polychlorinated biphenyls in street dust by supercritical fluid extraction-gas chromatography/mass spectrometry

    • Yu Yang
    • Wolfram Baumann

    Original papers Pages: 56 - 60

11. Gas-chromatographic determination of chlorobenzenes and HCHs in an urban atmosphere

    • C. Nerín
    • M. Martínez
    • R. Zufiaurre

    Original papers Pages: 61 - 65

12. Cyclic siloxanes in the biological waste water treatment process – Determination, quantification and possibilities of elimination

    • Rene Huppmann
    • Horst Werner Lohoff
    • Horst Friedrich Schröder

    Original papers Pages: 66 - 71

13. Application of time-resolved, laser-induced and fiber-optically guided fluorescence for monitoring of a PAH-contaminated remediation site

    • R. Kotzick
    • R. Niessner

    Original papers Pages: 72 - 76

14. Limitations of a laboratory robot for extracting available nutrients from soil

    • N. Brenes
    • A.M. Bunnell
    • W.S. Reid

    Original papers Pages: 77 - 80

15. A congener-specific method for the quantification of camphechlor (toxaphene) residues in fish and other foodstuffs

    • Lutz Alder
    • Bärbel Vieth

    Original papers Pages: 81 - 92

16. Determination of arsenic and antimony in wine by electrothermal atomic absorption spectrometry

    • Bjørn Tore Kildahl
    • Walter Lund

    Original papers Pages: 93 - 96

17. High-resolution/higher-order derivative spectrophotometry for determination of ternary mixtures of B-complex vitamins in pharmaceuticals

    • Basilio Morelli

    Original papers Pages: 97 - 102

18. Direct quantification of cocaine in urine by time-of-flight mass spectrometry

    • David C. Muddiman
    • Arkady I. Gusev
    • David M. Hercules

    Original papers Pages: 103 - 110

19. Microcolumn chromatography of urinary albumin and creatinine in a single assay

    • J. Baer
    • M. Hjelm

    Original papers Pages: 111 - 113

20. Study on the urease activity in different plant seeds and clinical analysis of urea in human body fluids by a surface acoustic wave enzyme sensor system

    • Dezhong Liu
    • Kang Chen
    • Shouzhuo Yao

    Original papers Pages: 114 - 117

21. Determination of lipase activity in porcine pancreas and clinical analysis of lipase in human serum with surface acoustic wave enzyme sensor system

    • Kai Ge
    • Dezhong Liu
    • Shouzhuo Yao

    Original papers Pages: 118 - 121

22. Liquid-liquid extraction and separation studies of yttrium

    • N. G. Bhilare
    • V. M. Shinde

    Short communications Pages: 122 - 124