1. Analytical chemistry; the science of many models

   • Jan M. Żytkow
   • Andrzej Lewenstam

   Original Papers Pages: 225 - 233

2. Ultraviolet multiwavelength absorptiometry (UVMA) for the examination of natural waters and wastewaters

   • O. Thomas
   • S. Gallot

   Original Papers Pages: 234 - 237

3. Ultraviolet multiwavelength absorptiometry (UVMA) for the examination of natural waters and wastewaters

   • O. Thomas
   • S. Gallot
   • N. Mazas

   Original Papers Pages: 238 - 240

4. Ultraviolet multiwavelength absorptiometry (UVMA) for the examination of natural waters and wastewaters

   • O. Thomas
   • S. Gallot
   • E. Naffrechoux

   Original Papers Pages: 241 - 244

5. Characterization of humic and fulvic acids from Gorleben groundwater

   • J. I. Kim
   • G. Buckau
   • N. Psarros

   Original Papers Pages: 245 - 252

6. Determination of calcium by atomic-absorption spectrometry in samples dissolved by acid mixtures

   • C. Maqueda
   • E. Morillo

   Original Papers Pages: 253 - 254

7. Trace metal assay of thorium oxide by atomic emission spectrometry

   • N. K. Porwal
   • A. A. Argekar
   • M. D. Sastry

   Original Papers Pages: 255 - 258

8. Laser induced photoacoustic spectroscopy in liquid samples: temperature and solvent effects

   • K. Adelhelm
   • W. Faubel
   • H. J. Ache

   Original Papers Pages: 259 - 264

9. Fluorescent high-performance liquid chromatographic determination of primary aromatic amines by formation of Schiff base

   • Kyoko Adachi
   • Norio Ichinose

   Original Papers Pages: 265 - 268

10. Cooperative interlaboratory surveys of the determination of cadmium in whole blood

    • Rob F. M. Herber
    • Markus Stoeppler
    • David B. Tonks

    Original Papers Pages: 269 - 278

11. Cooperative interlaboratory surveys of cadmium analysis in urine

    • Rob F. M. Herber
    • Markus Stoeppler
    • David B. Tonks

    Original Papers Pages: 279 - 286

12. Selection of reference methods for the determination of selenium in biological materials

    • K. Heydorn
    • B. Griepink

    Original Papers Pages: 287 - 292

13. High-performance abrasive stripping voltammetry

    • F. Scholz
    • B. Lange

    Short Communications Pages: 293 - 294

14. AAS method for the determination of silver in ores and ore dressing products

    • T. Blazheva
    • A. Delijska-Krushevska

    Short Communications Pages: 294 - 296

15. Determination of Pb⁴⁺ and Pb²⁺ in high T_c oxide superconductors

    • M. Namiki
    • K. Hirokawa

    Short Communications Pages: 296 - 297

16. Microdetermination of rhenium by a modified thiocyanate method

    • Anu Wahi
    • L. R. Kakkar

    Short Communications Pages: 298 - 298

17. A spectrophotometric study of the mercury phenolate complex system

    • F. Bedia Erim

    Short Communications Pages: 299 - 299

18. Determination of the main acids of chicory roots by HPLC

    • Carmen Gaber
    • Karl Löhmar
    • Hans Gerhard Maier

    Short Communications Pages: 300 - 301

19. Determination of higher aliphatic amines and cyclohexylamine by TLC after derivatization with 1-fluoro-2,4-dinitrobenzene

    • A. Jegorov
    • J. Tříska
    • H. Zahradníčková

    Short Communications Pages: 302 - 303

20. Rapid GC/MS analysis of metapramine in human fluids

    • P. Kintz
    • P. Mangin

    Short Communications Pages: 303 - 304

21. New books

    BookReview Pages: 305 - 307

22. Abstracts

    • W. Czyuz
    • R. H. S.
    • F. Kreuzig

    Abstract Pages: 308 - 358