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triangular force choice

Owned by Dennis Daggett (Deactivated)
2018-02-17
1 min read

1) A set of three gaseous presentations per dilution level to the human olfactory consisting of one test sample and two blank samples, and 2) Assessor is required (forced) to choose which of the three presentations contains the odor.

Authorization Path: 2.4.5.2.20.1

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