Panelist

Assessor

The terms ‘assessor’ and ‘panel member’ are used in the EN13725.  An assessor is a person who participates in odour measurements.  A panel member is an assessor who is qualified…

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Dynamic dilution

Mixing of odourous gas and odour-neutral air measured by flow rate. The consistent introduction of odour-free or odour-neutral air to a concentrated amount of an odourous gas allows for an…

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EN13725

In Europe, dynamic olfactometry, is described in detail by the European standard EN 13725. This standard was last released in 2003 and is currently under review for revision. Key elements of…

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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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Panel member

The terms ‘assessor’ and ‘panel member’ are used in the EN13725.  An assessor is a person who participates in odour measurements.  A panel member is an assessor who is qualified…

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Panel screening

Members are evaluated to determine if they are fit candidates for odour measurement.  Specific criteria must be met, for example, age etc.  In the EN13725 standard, n-butanol is used to…

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Panelist

The term ‘panelist’ is used in the E679-04 and is a selected individual that participates in performing odour measurements in a group with other selected individuals. Certain criteria must be…

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Panelist Screening

The EN13725 defines the following criteria for panelist screening: Have a detection threshold of n-butanol between 20ppb to 80ppb requires the assessor to be at least 16 years of age…

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Panelist Selection Criteria

See panelist Screening

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