Article | REF: P1485 V1

Gas chromatography

Author: Jean TRANCHANT

Publication date: July 10, 1996

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6. Qualitative analysis. Identification

The very principles used to explain chromatographic separations show that retention values can be used to identify the peaks making up the chromatogram. We will develop such a procedure, and then discuss other commonly used methods: selective detection, coupling with other analytical systems, reaction chromatography.

6.1 Use of retention quantities

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6.1.1 Isothermal chromatography

For a given stationary phase, the specific retention volume is characteristic of the solute concerned. But precise...

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Qualitative analysis. Identification
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