Home / Standards / GB/T 45114-2024 GB/T 45114-2024 Active Nanotechnologies—Measurements of particle size and shape distributions by transmission electron microscopy 纳米技术 透射电子显微术测量纳米颗粒粒度及形状分布 Standard Type GBT ICS 17.180 CCS G 30 Status 现行 Issue Date 2024-12-31 Implementation 2025-07-01 Responsible Dept 中国科学院 Drafting Unit N/A