EN ISO 1833-12:2020 纺织品.定量化学分析.第12部分:丙烯酸的混合物,某些改性聚丙烯腈纤维,某些含氯,某些弹性纤维与某些
Textiles - Quantitative chemical analysis - Part 12: Mixtures of acrylic, certain modacrylics, certain chlorofibres, certain elastane fibres with certain other fibres (method using dimethylformamide) (ISO 1833-12:2020)