Home / Standards / GB/T 45826-2025 GB/T 45826-2025 Active Titania doped silica glass for lithography 光刻用掺钛石英玻璃 Standard Type GBT ICS 81.040.30 CCS Q35 Status 现行 Issue Date 2025-05-30 Implementation 2025-12-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A