Test Method 151-2003
Developed in 1977 by AATCC Committee RA56
1. Purpose and Scope
This laboratory test method measures the degree of soil redeposition which may
occur on a fabric during the laundering process and is applicable to any light-colored
2.1 Test specimens are exposed to soiling medium in a Launder-Ometer canister under specified conditions and its change in Y value (CIE standard illuminant D65 and 1964 10° observer) is measured using a spectrophotometer or colorimeter. AATCC Evaluation Procedure 6, Instrumental Color Measurement, can be used for reference.
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