1. Information theory of miniaturization advantages of column liquid chromatography for quantitative analysis

   • Rieko Matsuda
   • Yuzuru Hayashi
   • Yukio Saito

   Original Papers Pages: 225 - 229

2. Evaluation of the feasibility of preparing a reference material: Active charcoal tubes charged with benzene, toluene and m-xylene

   • E. Flammenkamp
   • E. Ludwig
   • A. Kettrup

   Original Papers Pages: 230 - 232

3. Analysis of standard reference materials after microwave-oven digestion in open vessels using graphite furnace atomic absorption spectrophotometry and Zeeman-effect background correction

   • D. Chakraborti
   • M. Burguera
   • J. L. Burguera

   Original Papers Pages: 233 - 237

4. Determination of trace levels of metal ions in water samples by inductively coupled plasma mass spectrometry after on-line preconcentration on SO₃-oxine CM-cellulose

   • Kuang-Shie Huang
   • Shiuh-Jen Jiang

   Original Papers Pages: 238 - 242

5. Assessment of trace metal extraction techniques with reference to aquatic sediments

   • C. F. Oduoza
   • I. K. Miaphen

   Original Papers Pages: 243 - 246

6. Comparison of GC/MSD and GC/AED for the determination of organotin compounds in the environment

   • J. A. Stäb
   • W. P. Cofino
   • U. A. T. Brinkman

   Original Papers Pages: 247 - 255

7. Rapid sensitive speciation analysis of butyl- and phenyltin compounds in water by capillary gas chromatography atomic emission spectrometry (GC-AES) after in-situ ethylation and in-liner preconcentration

   • M. Ceulemans
   • R. Łobiński
   • F. C. Adams

   Original Papers Pages: 256 - 262

8. Gas analysis by IMR-MS: a comparison to conventional mass spectrometry

   • U. Tegtmeyer
   • H. P. Weiss
   • R. Schlögl

   Original Papers Pages: 263 - 268

9. Spectrophotometric determination of trace amounts of molybdenum (VI) based on catalytic reduction of safranine by hydrazine dihydrochloride

   • Ali Jabbari
   • Mojtaba Shamsipur

   Original Papers Pages: 269 - 271

10. Investigation of the homogeneity of the distribution of doped elements in oxide single crystals

    • L. Nikolova
    • N. Krasnobaeva
    • N. Manuilov

    Original Papers Pages: 272 - 275

11. Spectrophotometric determination of total vicinal diketones with isoniazide and a zirconium salt

    • Rafael J. García-Villanova
    • Rosa M. García Estepa

    Original Papers Pages: 276 - 279

12. Examination of the emission of (semi-)volatile organic compounds from polymer materials used as interior trim materials in automobiles

    • F. Loock
    • T. Lampe
    • M. Bahadir

    Original Papers Pages: 280 - 285

13. Isolation and identification of decahydrotetramethylcyclopropazulenol in the essential oil of Murraya koenigii (L.) Sprengor

    • I. Waßmuth-Wagner
    • H.-O. Kalinowski
    • H. Jork

    Original Papers Pages: 286 - 292

14. Determination of titratable acidity and ascorbic acid in fruit juices in continuous-flow systems

    • J. M. Alamo
    • A. Maquieira
    • S. Sagrado

    Original Papers Pages: 293 - 298

15. Minimization of the acetate interference of calcium-selective carrier-PVC-membrane electrodes for process-controlled haemodialysis

    • J. P. Heidrich
    • K. Herna
    • J. G. Schindler

    Original Papers Pages: 299 - 302

16. Study on the hydride generation atomic absorption spectrometry of As, Sb, Bi, Se, Sn, Te and Hg in the presence of cadmium and zinc salts

    • S. Alexandrov
    • I. Gafur
    • O. Nedeltchev

    Short Communication Pages: 303 - 304