ISO 1833-4:2017规定了一种使用次氯酸盐测定由某些非蛋白质纤维和某些蛋白质纤维的混合物制成的纺织品中去除非纤维物质后蛋白质纤维质量百分比的方法，如下所示: -羊毛、其他动物毛发（如羊绒、马海毛）、丝绸、蛋白质、， 具有 -棉花、铜纤维、粘胶纤维、莫代尔纤维、丙烯酸纤维、氯纤维、聚酰胺、聚酯、聚丙烯、玻璃、弹性纤维、弹性多酯、弹性烯烃、三聚氰胺和聚丙烯/聚酰胺双组分。

This document specifies a method, using hypochlorite, to determine the mass percentage of protein fibre, after removal of non-fibrous matter, in textiles made of mixtures of certain non-protein fibres and certain protein fibres, as follows: —     wool, other animal-hair (such as cashmere, mohair), silk, protein, with —     cotton, cupro, viscose, modal, acrylic, chlorofibres, polyamide, polyester, polypropylene, glass, elastane, elastomultiester, elastolefin, melamine and polypropylene/polyamide bicomponent.