EN 13725 – Forced Choice Mode

The assessor is presented with two or more ports, of which one presents the stimulus and the other(s) neutral gas.The location of the stimulus in consecutive presentation is randomly distributed…

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Pertaining to the sense of smell.  It is the least understood of the five senses.  No device exists that has the ability to measure odour response as the human nose. …

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Specific Odour Emission Rate (SOER)

Determines the odour concentration per time and area (flux).  It is calculated by taking the product of the odour concentration and flow rate inside a sampling hood, divided by the…

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