七 氟 异 丁 腈 Heptafluoroisobutyronitrile  ICS  71.100.20 CCS  G 86   中华人民共和国国家标准 GB/T 44328—2024 2024-08-2 3发布 2025-03-0 1实施     国家市场监督管理总局 国家标准化管理委员会 发 布 目　　次 前言   ·····································································································   Ⅲ 1     范围   ··································································································   1 2     规范性引用文件   ······················································································   1 3     术语和定义   ···························································································   1 4     技术要求   ······························································································   2 5     采样   ··································································································   2 6     试验方法   ······························································································   2 7     检验规则   ······························································································   4 8     标志、包装、充装、运输、贮存及安全信息   ·························································   6 附录 A （资料性）　七氟异丁腈等组分含量测定的推荐操作条件、典型色谱图及各组分的相对保　 　 　　　　　　　　　　　　留值   ··············································································   7 附录 B （资料性）　七氟异丁腈中七氟正丁腈等组分含量测定的色谱柱、标准样品及典型色谱图   ····   9 附录 C （资料性）　安全信息   ··········································································   10 参考文献   ································································································   12 GB/T 44328—2024     Ⅰ