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Article | REF: P1488 V1

Coupling gas chromatography and olfactometry

Authors: Xavier FERNANDEZ, Katharina BREME, Vincent VARLET

Publication date: December 10, 2009, Review date: October 21, 2019 | Lire en français

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    5. Analysis methods

    GC/O can be used as a purely descriptive method (GC/sniffing ), but can also provide information on the olfactory impact of constituents when a suitable methodology is followed. These methodologies are generally divided into three main groups: dilution methods, detection frequency methods and intensity methods. The choice of method depends not only on the information required, but also on the resources available to the laboratory, especially human resources. By definition, some methods require a panel of eight to twelve assessors, while for others two may suffice.

    5.1 Qualitative analysis (sniffing)

    GC/O can also be used as a purely descriptive method, in which case it is called GC/sniffing.

    In this simplest processing mode, the evaluator...

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