No products
New product
standard by American Association of Textile Chemists and Colorists, 2007
1. Purpose and Scope
1.1 This test method is applicable only to the evaluation of wetting agents in caustic soda of mercerizing concentration.
2. Principle
2.1 A 25 mm (1 in.) long bundle of cotton yarns composed of 120 ends is carefully dropped onto the surface of a test solution and the time for complete wetting of all ends is determined.