Home / Standards / GB/T 44931-2024 GB/T 44931-2024 Active Nanotechnologies—Generation of metal nanoparticles for inhalation toxicity testing—Evaporation-condensation method 纳米技术 吸入毒性研究中金属纳米颗粒制备 蒸发-冷凝法 Standard Type GBT ICS 71.040.01 CCS A20 Status 现行 Issue Date 2024-12-31 Implementation 2025-07-01 Responsible Dept 中国科学院 Drafting Unit N/A