1. Certified reference material (CRM 397) for the quality control of trace element analysis of human hair

   • P. Quevauviller
   • E. A. Maier
   • B. Griepink

   Original Papers Pages: 335 - 338

2. Application potential of liquid-phase acoustic wave devices as chemical and biochemical sensors

   • Biljana A. Čavić-Vlasak
   • L. Jubinka V. Rajaković

   Original Papers Pages: 339 - 347

3. A new (limit) test for heavy metals

   • K. Brozovic-Pohl
   • H. Altorfer
   • X. Perlia

   Original Papers Pages: 348 - 351

4. Determination of As(III) and total inorganic arsenic by on-line pretreatment in hydride generation atomic absorption spectrometry

   • Wolfgang Driehaus
   • Martin Jekel

   Original Papers Pages: 352 - 356

5. Preconcentration of Cr(VI) ion on melamine formaldehyde resin

   • Birsen Demirata

   Original Papers Pages: 357 - 359

6. Determination of some noble metals with application of the reductive properties of noramidopyrine

   • Marek Wiśniewski

   Original Papers Pages: 360 - 361

7. Multi-element preconcentration from technical alkali silicates

   • A. Bühler
   • E. Jackwerth

   Original Papers Pages: 362 - 365

8. Kinetic spectrophotometric determination of iron oxidation states in geological materials

   • Masatoshi Endo
   • Isamu Sasaki
   • Shigeki Abe

   Original Papers Pages: 366 - 369

9. A high-sensitivity photometric method based on doped Sol-Gel glass detectors: determination of sub-ppb divalent iron

   • Ovadia Lev
   • Berta Iosefson Kuyavskaya
   • David Avnir

   Original Papers Pages: 370 - 372

10. On-line preconcentration of arsenic from water samples with an anion-exchanger column coupled to a hydride generation ICP system

    • Peter Schramel
    • Li-quiang Xu

    Original Papers Pages: 373 - 377

11. Research in environmental pollution

    • H. Steinwandter

    Original Papers Pages: 378 - 381

12. Determination of thiolcarbamate herbicides in natural water by HPLC with spectrophotometric detection

    • Fuensanta Cubero Ferradal
    • Jesús Rodriguez Procopio
    • Lucas Hernandez Hernandez

    Original Papers Pages: 382 - 385

13. Solid sampling analysis by means of autoprobe-GFAAS

    • Ernst Lücker

    Original Papers Pages: 386 - 390

14. Adsorptive voltammetric procedure for the determination of platinum baseline levels in human body fluids

    • J. Messerschmidt
    • F. Alt
    • K. H. Schaller

    Original Papers Pages: 391 - 394

15. Oxidation state(s) of particulate manganese in waters from the Seine river

    • A. Boughriet
    • B. Ouddane
    • M. Wartel

    Original Papers Pages: 395 - 402

16. Voltammetry of the iron(II)-{3-(2-pyridyl)-5,6-diphenyl-1,2,4-triazine} complex using GCE in acetonitrile

    • San-San Chen
    • R. C. Kapoor

    Short Communications Pages: 403 - 404