Color fastness test

Color fastness is also called dye fastness. It is generally used in textile testing. The degree of fading of materials by external forces such as washing and perspiration during use. Zhongrui Quality Inspection (Anrui Testing) has an independent textile testing laboratory that can test various color fastnesses. After the textile color fastness test, the degree of discoloration is evaluated. The light fastness is eight grades, and the other five grades. The higher the grade, the better the color fastness. Generally, the type of color fastness to be tested is selected according to the purpose of the product, such as the color fastness to perspiration for knitted underwear, and the color fastness to weather for outdoor textiles.

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