CHAPTER 1 INTRODUCTION TO THE PHARMACEUTIC ALANALYSIS 1.1 Nature and Tasks of Pharmaceutical Analysis 1.1.1 Pharmaceutical Analysis in the New Drug Discovery 1.1.2 Pharmaceutical Analysis to Ensure the Quality of Drug Product 1.1.3 Pharmaceutical Analysis in the Stability Studies 1.1.4 In Vivo Drug Analysis 1.2 National Standards for Supervision of Drug Quality 1.3 Significance of Separation Technology in the Pharmaceutical Analysis CHAPTER 2 CHROMATOGRAPHIC ANALYSIS 2.1 Theoretical Principle and Parameters 2.1.1 Theoretical Principles 2.1.2 Separation Parameters 2.1.3 Theoretical Plates of a Chromatographic Column 2.2 Gas Chromatography 2.2.1 Separation Mechanism 2.2.2 GC Instrument 2.2.3 GC Columns 2.2.4 Stationary Phases in GC 2.2.5 Stationary Phases in the GSC 2.2.6 Stationary Phases in the GLC 2.2.7 Detectors in GC 2.2.8 Advantages of GC 2.2.9 Applications of GC 2.3 Introduction to Liquid Chromatography 2.3.1 Columns in HPLC 2.3.2 General Morphology of HPLC Stationary Phase Particles 2.4 Normal Phase Liquid Chromatography 2.4.1 Characteristics of Normal Phase Liquid Chromatography 2.4.2 Elution Ability of Mobile Phase 2.4.3 Applications 2.5 Reversed-phase Liquid Chromatography 2.5.1 Stationary Materials for Reversed-phase Liquid Chromatography 2.5.2 Retention Characteristic of Reversed-phase Chromatography 2.5.3 Secondary Chemical Equilibria in the Reversed-phase Chromatography 2.5.4 Applications of Reversed-phase HPLC 2.5.5 Ion-pair Reversed-phase Chromatography 2.6 Ion-exchange Chromatography 2.6.1 Separation Principle of IEC 2.6.2 Stationary Phase Materials of IEC 2.6.3 Retention of Analyses in IEC 2.6.4 Major Factors in the IEC Separation 2.6.5 Detection in IEC 2.6.6 Advantages of IEC 2.6.7 Application 2.7 Size-exclusion Chromatography 2.7.1 Separation Mechanism 2.7.2 Packing Materials for SEC 2.7.3 Applications of SEC 2.8 Affinity Chromatography 2.8.1 Nature of Affinity Interaction