Color fastness to water is water durable color fastness, resistance to textile sample with prescribed affixed lining fabric joint, immersed in the water, squeeze to water in the middle of their two pieces of tablet, and to give a certain pressure, dry sample and affixed lining evaluation sample color and use of the grey CARDS stickers lining color with color.
The fastness to washing and the fastness to soaping, textile sample and affixed lining fabric stitch together, soap or soap and anhydrous sodium carbonate mixture, in the wash fastness tester after specific washing procedure, after cleaning and drying the same as the reference, using the grey CARDS or instrument to evaluate the sample color and color paste lining.
To measure the resistance to water color fastness of textiles, in short, only need to stand in the water, measure the washing fastness of textiles should pass soap catharsis.
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