DIN 54217-1975 纺织品的检验.丙烯酸纤维、改良丙烯酸纤维及某些聚氯乙烯纤维与其它纤维二元混合织物的定量分析.二甲基甲酰胺法
Testing of textiles; quantitative analysis of binary mixtures, acrylic, modacrylic and certain polyvinyl chloride fibres with other fibres, dimethyl formamide method
Testing of textiles; quantitative analysis of binary mixtures, acrylic, modacrylic and certain polyvinyl chloride fibres with other fibres; dimethyl formamide methodEssai des textiles; analyse quantitative des mélanges binaires; fibres de polyacrylonitri