The relationship between color fastness to washing and soaping times, testing standard, as well as testing condition are introduced.

介绍测试棉织物永久性耐洗色牢度的耐洗色牢度与皂洗次数、测试标准、测试条件等关系。

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It features excellent color fastness to washing, perspiration and light, as well as the function of ultraviolet resistance and permeability.

该纤维具有良好的耐洗牢度、耐汗渍牢度、耐光牢度，抗紫外线和透气性等。

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Applicable to activity, direct dyes in solid-color processing, can improve the activity and direct dyes excellent color fastness and washing of the moisture fastness.

适用于活性、直接染料的固色处理，能出色地改善活性及直接染料的耐湿色牢度及耐洗色牢度。

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