Home / Standards / GB/T 42311-2023 GB/T 42311-2023 Active Nanotechnologies—Characterization of nanoparticles in inhalation exposure chambers for inhalation toxicity testing 纳米技术 吸入毒性研究中呼吸暴露舱内纳米颗粒的表征 Standard Type GBT ICS 13.100 CCS C52 Status 现行 Issue Date 2023-03-17 Implementation 2023-10-01 Responsible Dept 中国科学院 Drafting Unit N/A