GB/T 39621-2020纺织品定量化学分析交联型莱赛尔纤维与粘胶纤维、铜氨纤维、莫代尔纤维的混合物(甲酸/氯化锌法)标准
英文:Textiles—Quantitative chemical analysis—Mixture of cross-linked lyocell fibres and viscose or cupro or modal (method ...
英文:Textiles—Quantitative chemical analysis—Mixture of cross-linked lyocell fibres and viscose or cupro or modal (method ...