Home / Standards / GB/T 42256-2022 GB/T 42256-2022 Active Determination of ruthenium-106 in seawater─Gamma spectrometry 海水中钌-106的分析方法 γ能谱法 Standard Type GBT ICS 07.060 CCS A45 Status 现行 Issue Date 2022-12-30 Implementation 2023-04-01 Responsible Dept 自然资源部(海洋) Drafting Unit N/A