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It causes a change of shade in fabric which is a serious concern for textile manufacturers. Aims to determine the resistance of the color of textiles to the action of ozone in the atmosphere at room temperatures with relative humidities not exceeding 67%.

So it is necessary to know the chemistry behind, various causes and preventive measures of yellowing of textiles. This test method is intended for determining the resistance of the color of textiles to the action of ozone in the atmosphere at room temperatures with relative humidities not. In this article the various potential causes of yellowing like.

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The test is performed at room temperature.

Colour fastness to ozone this test is intended for determining the resistance of colour on textile material to the action of ozone contamination present in atmosphere.

Aatcc 129 is a test method developed by the american association of textile chemists and colorists (aatcc) to evaluate the colorfastness of textiles to ozone. Purpose and scope 1.1 this test method is intended for determining the resistance of the color of textiles to. Ozone is a strong oxidizing agent that can change the dyed fabric shade. Color fastness to ozone (ozone test chamber) is intended for assessing the ozone resistance of color of textiles of all kinds and in all forms when exposed to atmosphere.