Split and splitless injection for quantitative gas chromatography : concepts, processes, practical guidelines, sources of error / Konrad Grob.

Includes bibliographical references and index.

A, Syringe injection into hot vaporizing chambers. Introduction -- Syringes -- Evaporation inside the needle -- How much is really injected? -- Syringe needle handling minimizing discrimination -- Dependence of discrimination on sample volume -- Solvent and solutes -- Injector temperature -- Plunger-in-needle syringes -- Possibilities of avoiding evaporation in the needle -- Summarizing guidelines -- B, Sample evaporation in the injector. Introduction -- Solvent evaporation--heat transfer -- Solvent evaporation--visual observation -- Solute evaporation -- Sample degradation in the injector -- Retention and adsorption in the vaporizing chamber -- Deactivation of liners and packing materials -- Cleaning of injector liners -- C, Split injection. Introduction -- The split ratio -- Sample concentrations suitable for split injection -- Initial band widths -- Split injection for fast analysis -- Analysis requiring maximum sensitivity -- High split ratios for reducing the sample size -- Problems concerning the split ratio -- Problems concerning linearity of splitting -- Techniques for improving quantitative analysis -- General evaluation of split injection -- D, Splitless injection. Introduction -- How to perform splitless injection -- Sample volumes suitable for splitless injection -- Injection of large volumes -- Sample transfer into the column -- Problems with quantitative analysis -- Reconcentration of initial bands -- Related injection methods -- General evaluation of splitless injection -- E, Injector design. Vaporizing chamber -- Surroundings of the vaporizing chamber -- Autosamplers -- The gas regulation systems.

This comprehensive handbook of split and splitless injection techniques has been revised and updated. Subjects covered include syringe needle handling techniques, sample evaporation and split and splitless infection.

Accompanying CD-rom .

Accompanying CD-rom titled "The transparent injector".

Previous ed. published as: Split and splitless injection in capillary gas chromatography. Heidelberg : Hüthig Buch Verlag, 1993.

Minimal systems requirements to run CD-rom: Windows 95/98/NT or above with Intel Pentium processor or compatible (also Macintosh System 7.5.3 or above with PowerPC processor) 32 Mb RAM, 16 bit colors, resolution 640x480.