Home / Standards / GB/Z 44235-2024 GB/Z 44235-2024 Active Nanotechnologies—Characteristics and measurement methods of air filter media containing polymeric nanofibers 纳米技术 含聚合物纳米纤维的空气过滤介质特性及测量方法 Standard Type GBZ ICS 07.120 CCS L04 Status 现行 Issue Date 2024-08-23 Implementation N/A Responsible Dept 中国科学院 Drafting Unit N/A