标准摘要
[中文适用范围]： 规定了测定天然纤维素纺织品颜色对纺织品加工中常用的亚氯酸钠严重漂白作用的抵抗力的方法。 将与一种或两种特定的相邻织物接触的样品在亚氯酸钠溶液中处理、漂洗并干燥。 用灰度标尺评估样品颜色的变化和相邻织物的染色。 [外文原描述]： Specifies a method for determining the resistance of the colour of natural cellulose textiles to the action of severe bleaching with sodium chlorite as ordinarily employed in textile processing. A specimen in contact with one or two specified adjacent fabrics is treated in a sodium chlorite solution, rinsed and dried. The change in colour of the specimen and the staining of the adjacent fabric(s) are assessed with the grey scale.
英文名称Textiles — Tests for colour fastness — Part N04: Colour fastness to bleaching: Sodium chlorite (severe)