产品名称：James Healf黄测试纸 详细介绍：James Heal 706-720f黄测试纸用于f黄测试包裹测试样品和控制布。 产品尺寸和包装: 100毫米 x 75毫米。每包50片。 One of many colour fastness tests, this is a predictive test to assess the potential of white or pastel-coloured yarns, fabrics or garments to yellow (garment yellowing). Our Test Kit is the original, developed by Courtaulds Research, for investigating complaints arising from transit or storage yellowing. Beware of copies and counterfeit products, which do not produce accurate or consistent results or might cause health and safety issues.
