Home / Standards / GB/T 23595.4-2025 GB/T 23595.4-2025 Active Test methods of rare earth phosphors for LED—Part4: Determination of high temperature and high humidity property LED用稀土荧光粉试验方法 第4部分:高温高湿性能的测定 Standard Type GBT ICS 77.120.99 CCS H65 Status 现行 Issue Date 2025-01-24 Implementation 2025-08-01 Responsible Dept 国家标准委 Drafting Unit N/A