China 'GB/T 223.60-1997
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 223.60-1997
Methods for chemical analysis of iron,steel and alloy--The perchloric acid dehydration gravimetric method for the determination of silicon content 钢铁及合金化学分析方法 高氯酸脱水重量法测定硅含量
Issued Date:1997-03-17
Implemented Date:1997-09-01
Issued by:
The Standardization Administration of the People's Republic of China