Home / Standards / GB/T 41948-2022 GB/T 41948-2022 Active Particle characterization─Sample preparation 颗粒表征 样品准备 Standard Type GBT ICS 19.120 CCS A28 Status 现行 Issue Date 2022-12-30 Implementation 2023-04-01 Responsible Dept 国家标准委 Drafting Unit N/A