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Sensory analysis. Methodology. "A". "not A" test
Description
Sensory analysis. Methodology. "A". "not A" test1 Scope This document specifies a procedure for determining whether a perceptible sensory difference exists between samples of two products. The method applies whether a difference exists in a single sensory attribute or in several. The A not A test can be used in sensory analysis in the following ways: a) as a difference test, particularly for evaluating samples having variations, for example, in appearance (making it difficult to obtain strictly
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