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Gas Chromatography

This analytical technique is a form of chromatography that separates and detects compounds by the rate in which they move through an inert or un-reactive carrier gas such as nitrogen,…

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Geometric mean

An average or mean calculated by taking the nth root of the product of n numbers. The geometric mean is used in the EN13725 and E679-04 standards in order to…

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Group Threshold

Group Threshold: Detection Threshold for that group of assessors. It is influenced by each panelist in the group. Due to the requirement that each [Panelist] must fit within the “norm”…

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