1. Isolation of the mixed ligand complex of beryllium(II) with acetylacetone and thenoyltrifluoroacetone by gel permeation chromatography

   • H. Noda
   • K. Saitoh
   • N. Suzuki

   Originals Pages: 189 - 191

2. Further developments in the modelling of a sequential chromatographic refiner unit

   • P. E. Barker
   • M. I. Howari
   • G. A. Irlam

   Originals Pages: 192 - 196

3. Investigation of the self association of higher fatty alcohols and acids on chromatographic sorbents

   • J. Śliwiok
   • B. Walczak
   • T. Kowalska

   Originals Pages: 197 - 202

4. Analysis of complex industrial samples by gas chromatography; a report on selected past activities

   • Peichang Lu
   • Xiuzhen Li

   Originals Pages: 203 - 211

5. Determination of antimicrobial drug Ro 12-6995 (a 2,4-diamino-5-benzylpyrimidine) in blood plasma by high-performance liquid chromatography

   • P. Haefelfinger

   Originals Pages: 212 - 215

6. Effizienz kommerziell erwerblicher Silikagele (d_p=5 μm und 10 μm) in der Flüssigkeits-Chromatographie

   • R. Ohmacht
   • I. Halász

   Originals Pages: 216 - 226

7. Properties of chemically bonded phases

   • H. Engelhardt
   • G. Ahr

   Review Paper Pages: 227 - 233

8. Book reviews

   • R. Stock
   • G. E. P. Elliott
   • H. Engelhardt

   BookReview Pages: 234 - 234

9. Announcements

   Announcement Pages: 235 - 238

10. New products

    Announcement Pages: 239 - 247

11. Fluorimetric reaction detectors for high-performance liquid chromatography

    • G. Schwedt
    • E. Reh

    Green Pages Pages: 249 - 253