ISO 1833-20-2009 Textiles -- Quantitative chemical analysis -- Part 20: Mixtures of elastane and certain other fibres (method using dimethylacetamide)
ISO 1833-22 Textiles -- Quantitative chemical analysis -- Part 22: Mixtures of viscose or certain types of cupro or modal or lyocell and flax fibres (method using formic acid and zinc chloride)
ISO 1833-23. Textiles. Quantitative chemical analysis. Part 23. Mixtures of polyethylene and polypropylene (method using cyclohexanone)
ISO 1833-24:2010 Textiles -- Quantitative chemical analysis -- Part 24: Mixtures of polyester and certain other fibres (method using phenol and tetrachloroethane)
迎国庆送壕礼！十月发帖抢大疆云台
【官方邀请】高效液相色谱使用情况有奖调研
喜迎国庆！第十七届原创大赛超级原创日参赛奖励翻倍
丹纳赫四十周年寄语征集领大礼包
