China 'GB/T 5686.5-2008
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 5686.5-2008
Ferromanganese, ferromanganese-silicon , nitrogen-bearing ferromanganese and manganese metal - Determination of carbon content - The infrared absorption method ,the gasometric method ,the gravimetric and the coulometric method 锰铁、锰硅合金、氮化锰铁和金属锰 碳含量的测定 红外线吸收法、气体容量法、重量法和库仑法
Issued Date:2008-05-13
Implemented Date:2008-11-01
Issued by:
The Standardization Administration of the People's Republic of China