ISO 1833-22-2020
纺织品. 定量化学分析. 第22部分: 某种铜氨丝或莫代尔或莱赛尔和亚麻纤维和纤维胶的混合(甲酸和氯化锌方法)
Textiles - Quantitative chemical analysis - Part 22: Mixtures of viscose or certain types of cupro or modal or lyocell with flax fibres (method using formic acid and zinc chloride)