GB/T 45020-2024
China national
standard english version:
GB
中华人民共和国国家标准
NATIONAL
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 45020-2024
Chemical analysis methods for niobium and hafnium alloys - Determination of trace impurity elements - Inductively coupled plasma mass spectrometry 铌铪合金化学分析方法-痕量杂质元素的测定-电感耦合等离子体质谱法
Issued Date:2024/11/28
Implemented Date:2025/6/1
Issued by:
The Standardization Administration of the People's Republic of China