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Chemical Derivatization in Analytical Chemistry Separation and Continuous Flow Techniques

Aus der Reihe Monographiae Biologicae

49,99 €

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Beschreibung

Produktdetails

Einband

Taschenbuch

Erscheinungsdatum

27.12.2012

Herausgeber

R. W. Frei

Verlag

Springer Us

Seitenzahl

298

Maße (L/B/H)

22,9/15,2/1,8 cm

Gewicht

460 g

Auflage

Softcover reprint of the original 1st ed. 1982

Sprache

Englisch

ISBN

978-1-4684-4204-5

Beschreibung

Produktdetails

Einband

Taschenbuch

Erscheinungsdatum

27.12.2012

Herausgeber

R. W. Frei

Verlag

Springer Us

Seitenzahl

298

Maße (L/B/H)

22,9/15,2/1,8 cm

Gewicht

460 g

Auflage

Softcover reprint of the original 1st ed. 1982

Sprache

Englisch

ISBN

978-1-4684-4204-5

Herstelleradresse

Springer-Verlag KG
Sachsenplatz 4-6
1201 Wien
AT

Email: GPSR Kontakt

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  • Produktbild: Chemical Derivatization in Analytical Chemistry
  • Produktbild: Chemical Derivatization in Analytical Chemistry
  • 1. Flow Injection Analysis.- 1. Introduction.- 2. Basic Principles of FIA.- 3. Essential Components of an FIA System.- 4. The Development and Performance of a Basic FIA System.- 4.1. The Development of FIA.- 4.2. Performance of a Basic FIA System.- 5. Controlled Dispersion.- 6. Stopped-Flow and Intermittent Pumping.- 7. Sample Gradient Methods.- 8. Two-Phase Methods—Extraction.- 9. Some Special Manifolds and Applications.- 10. Detection Principles.- 10.1. Photometry.- 10.2. Fluorimetry.- 10.3. Ion-Selective Electrodes.- 10.4. Redox Electrodes.- 10.5. Electrochemical Detectors.- 10.6. Atomic Absorption Spectroscopy.- 10.7. Other Detection Principles.- References.- 2. Ion-Pairing Reactions in Analytical Chemistry.- 1. Introduction.- 2. Principles of Ion-Pair Extraction.- 2.1. Extraction Constants.- 2.2. Determination of Extraction Constants.- 2.3. Association and Dissociation Processes.- 2.4. Protolysis in the Aqueous Phase.- 2.5. Complex Formation in the Organic Phase.- 2.6. Mechanism of Ion-Pair Extraction.- 3. Batch Extraction.- 3.1. Influence of Side Reactions.- 3.2. Back-Extraction.- 3.3. Blank Compensations.- 3.4. Applications.- 4. Continuous-Flow Systems.- 4.1. Auto-Analyzer.- 4.2. Flow Injection Analysis (FIA).- 5. Ion-Pair Chromotagraphy.- 5.1. Liquid-Liquid Systems.- 5.2. Liquid-Solid Systems.- 5.3. Increase of Detection Sensitivity by uv-Absorbing Counterion.- 5.4. Postcolumn Reactors.- References.- 3. Immobilized Enzymes as Precolumn and Postcolumn Modification Reagents in Liquid Chromatography.- 1. Introduction.- 2. Characteristics of Enzyme Catalysis.- 3. Immobilized Enzyme Technology.- 3.1. Approaches to Immobilization.- 3.2. Effect of Immobilization on Enzyme Characteristics.- 4. Theoretical Aspects of Enzyme Reactors.- 4.1. Packed-Bed Reactors.- 4.2. Open Tubular Gas-Segmented Reactors.- 5. Applications.- 5.1. Precolumn Modifications.- 5.2. Postcolumn Modifications.- References.- 4. Resolution of Optical Isomers by Gas and Liquid Chromatography Structure Requirements of Sorbents and Solutes for Enantioselective Molecular Interactions.- 1. Why the Growing Interest in Separation Methods of Racemates?.- 2. Background on Optical Isomerism.- 3. Principles of Enantioselective Chromatographic Separation Mechanisms.- 4. Resolution of Racemates by Gas-Chromatography.- 4.1. Direct Resolution via Chiral Stationary Phases.- 4.2. Indirect Resolution of Racemates via Derivatization.- 5. Direct LC Resolution Methods of Racemates.- 5.1. Chiral-Ligand Exchange Chromatography (CLEC).- 5.2. Enantioselective Ion-Pair Chromatography.- 5.3. LC Resolution of Racemates via Multiple Hydrogen Bonding.- 5.4. Enantioselectivity via Charge Transfer Complexation.- 5.5. Resolution of Racemates via Chiral Cavities of Sorbents.- 6. Indirect Chromatographic Separation of Racemates.- 7. Conclusion.- References.- 5. Prechromatographic Chemical Derivatization in Liquid Chromatography.- 1. Introduction.- 2. Fluorescence Derivatization.- 2.1. Introduction.- 2.2. Measuring Techniques.- 2.3. Derivatization Reactions.- 3. uv-Visible-Absorbance Derivatization.- 3.1. Introduction.- 3.2. Measuring Techniques.- 3.3. Derivatization Reactions.- 4. Derivatization for Other Detection Modes.- 4.1. Derivatization for Electrochemical Detection.- 4.2. LC-Atomic Absorption.- 4.3. Radiochemical Derivatization.- References.- 6. The Pros and Cons of Derivatization in the Chromatographic Determination of Food Additives.- 1. Introduction.- 2. Emulsifiers and Stabilizers.- 2.1. Emulsifiers.- 2.2. Stabilizers.- 3. Artificial Sweeteners.- 3.1. Polyhydric Alcohols.- 3.2. Other Artificial Sweeteners.- 4. Antioxidants.- 4.1. Gas Chromatography.- 4.2. Liquid Chromatography.- 5. Preservatives.- 5.1. Organic Acids and Esters.- 5.2. Other Preservatives.- 6. Synthetic Food Colors.- 7. Gums.- 7.1. Gas Chromatography.- 7.2. Liquid Chromatography.- 8. Waxes.- References.