Home / Standards / GB/T 45183-2025 GB/T 45183-2025 Active Plastics—Instrumental determination of radiant exposure in weathering tests—General guidance and basic test method 塑料 气候老化试验中辐照量的仪器测定 总则和基本测试方法 Standard Type GBT ICS 83.080.01 CCS G31 Status 现行 Issue Date 2025-01-24 Implementation 2025-08-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A