China 'GB/T 4333.7-1984
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 4333.7-1984
Methods for chemical analysis of ferrosilicon--The chromatographic separation-barium sulfate gravimetric method for the determination of sulfur content 硅铁化学分析方法 色层分离硫酸钡重量法测定硫量
Issued Date:1984-04-09
Implemented Date:1985-03-01
Issued by:
The Standardization Administration of the People's Republic of China