China 'GB/T 223.13-2000
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 223.13-2000
Methods for chemical analysis of iron,steel and alloy--The ammonium ferrous sulfate titrationmethod for the determination of vanadium content 钢铁及合金化学分析方法 硫酸亚铁铵滴定法测定钒含量
Issued Date:2000-04-11
Implemented Date:2000-11-01
Issued by:
The Standardization Administration of the People's Republic of China