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atmospheric fading test


A test that indicates a change of shade or hue of dyed fabric caused by a chemical reaction between certain dyes and acid gases. Recommended test methods for carpets (AATCC 129 - Ozone and AATCC 164 - Oxides of Nitrogen) would specify a minimum rating, after two cycles, of no less than International Gray Scale for Color Change rating of 3.



Transmitted: 11/22/2017 1:32:23 PM
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