This book provides the most up-to-date information on a wide range of developments in chromatographic methods and applications. It presents timely, cutting-edge reviews in the fields of bio-, analytical, organic, polymer, and pharmaceutical chemistry.1. Theoretical Aspects of Quantitative Affinity Chromatography: An Overview 2. Column Switching in Gas Chromatography 3. The Use and Properties of Mixed Stationary Phases in Gas Chromatography 4. On-Line Small-Bore Chromatography for Neurochemical Analysis in the Brain 5. The Use of Dynamically Modified Silica in HPLC as an Alternative to Chemically Bonded Materials 6. Gas Chromatographic Analysis of Plasma Lipids 7. HPLC of Penicillin Antibiotics