GB/T 37629-2019纺织品定量化学分析聚丙烯腈纤维与某些其他纤维的混合物(甲酸/氯化锌法)国家标准
英文:Textiles—Quantitative chemical analysis—Mixtures of acrylic with certain other fibres(method using formic acid and zi...
英文:Textiles—Quantitative chemical analysis—Mixtures of acrylic with certain other fibres(method using formic acid and zi...