... INTRODUCTION 1. 1 Background Information, 1. 1 .1 What Is HPLC?, 1. 1.2 What Can HPLC Do?, 1. 2 A Short History of HPLC, 1. 3 Some Alternatives to HPLC, 1. 3 .1 Gas Chromatography (GC), 1. 3.2 Thin-Layer Chromatography ... Information, 12 1. 4 .1 Books, 12 1. 4.2 Journals, 13 1. 4.3 Reviews, 13 1. 4.4 Short Courses, 13 1. 4.5 The Internet, 13 References, 15 BASIC CONCEPTS AND THE CONTROL OF SEPARATION 2 .1 Introduction, ... 3.5 .1. 2 Accumulator-Piston Pumps, 10 8 3.5 .1. 3 Active Check Valve, 10 9 3.5.2 On-line Mixing, 10 9 3.5.2 .1 High-Pressure Mixing, 10 9 3.5.2.2 Low-Pressure Mixing, 11 1 3.5.2.3 Hybrid Systems, 11 1 87...