Home / Standards / GB/T 15849-2025 GB/T 15849-2025 Active Leakage test methods for sealed sources 密封放射源的泄漏检验方法 Standard Type GBT ICS 27.120.30 CCS F51 Status 现行 Issue Date 2025-05-30 Implementation 2025-09-01 Responsible Dept 国家标准委 Drafting Unit N/A