China 'GB/T 20975.22-2008
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 20975.22-2008
Methods for chemical analysis of aluminium and aluminium alloys - Part 22:Determination of beryllium content SCR spectrophotometric method 铝及铝合金化学分析方法 第22部分:铍含量的测定 依莱铬氰兰R分光光度法
Issued Date:2008-03-31
Implemented Date:2008-09-01
Issued by:
The Standardization Administration of the People's Republic of China