Perspirometer is used for determining the resistance of color, of all kinds and forms textiles, to the action of human perspiration. Color Fastness of dyed or printed fabrics against perspiration is determined by exposing the fabric sample to the action of both alkaline and acidic reagents, while in contact with un-dyed adjacent fabrics, placed between plastic plates under a fixed load inside an oven maintained at 370 centigrade.
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