Home / Standards / GB/T 45759-2025 GB/T 45759-2025 Active Fine ceramics—Determination of content of coarse particles in ceramic powders—Wet sieving method 精细陶瓷 陶瓷粉体中粗颗粒含量的测定 湿筛法 Standard Type GBT ICS 81.060.30 CCS Q30 Status 现行 Issue Date 2025-06-30 Implementation 2026-01-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A