Home / Standards / GB/T 46147-2025 GB/T 46147-2025 Upcoming Biological evaluation of medical devices—Measurement of shed and released nanoparticles—Particle tracking analysis 医疗器械生物学评价 纳米颗粒脱落和释放测量 颗粒跟踪分析法 Standard Type GBT ICS 11.040.40 CCS C45 Status 即将实施 Issue Date 2025-08-29 Implementation 2026-09-01 Responsible Dept 国家药监局 Drafting Unit N/A