China 'GB/T 4333.1-1984
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 4333.1-1984
Methods for chemical analysis of ferrosilicon--The perchloric acid dehydration-gravimetric method for the determination of silicon content 硅铁化学分析方法 高氯酸脱水重量法测定硅量
Issued Date:1984-04-09
Implemented Date:1985-03-01
Issued by:
The Standardization Administration of the People's Republic of China