China 'GB/T 38513-2020
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 38513-2020
Methods for chemical analysis of niobium hafnium alloys—Determination of hafnium,titanium,zirconium,tungsten,tantalum contents—Inductively coupled plasma atomic emission spectrometry 铌铪合金化学分析方法 铪、钛、锆、钨、钽等元素的测定 电感耦合等离子体原子发射光谱法
Issued Date:2020-03-06
Implemented Date:2021-02-01
Issued by:
The Standardization Administration of the People's Republic of China