GB/T 37049-2018
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 37049-2018
Test method for the content of metal impurity in electronic grade polysilicon—Inductively coupled-plasma mass spectrometry method 电子级多晶硅中基体金属杂质含量的测定-电感耦合等离子体质谱法
Issued Date:2018
Implemented Date:2019-4-1
Issued by:
The Standardization Administration of the People's Republic of China