Home / Standards / GB/T 13701-2025 GB/T 13701-2025 Active Isotopic analysis of uranium by single-standard gas mass-spectrometer method 单标准气体质谱法铀同位素分析 Standard Type GBT ICS 27.120 CCS F 46 Status 现行 Issue Date 2025-10-05 Implementation 2025-10-05 Responsible Dept 国家标准委 Drafting Unit N/A