Sensory testing is necessary to help manufacturers appeal to the conscious and unconscious preferences of consumers. Consumer panels, trained sensory panels and instrumental analysis can be used to help guarantee that a product's color is consistent from batch to batch, comparable to gold-standard colors and acceptable to consumers.
A Look at Sensory Coloring (PDF), Prepared Foods, October 2006
View a demonstration on how to measure the color difference between a pair of samples and see what the values mean.
UltraScan VIS is a visible-range, high-performance color measurement spectrophotometer that measures the full range of human color perception. It can be used in production and in the laboratory.
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The USP and EP Color Standards are visual color standards, intended to improve color communication between sites by defining a sample color as being close to physical liquid standard ("near USP F"; "near EP Y2") rather than using words ("light yellow"). Read Vol. 20, No. 8 (PDF)
