China 'GB/T 27674-2011
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 27674-2011
Copper,lead and zinc sulfide concentrates - Determination of hygroscopic moisture in the analysis sample - ?Gravimetric method 硫化铜、铅和锌精矿 试样中湿存水分的测定 重量法
Issued Date:2011-12-30
Implemented Date:2012-10-01
Issued by:
The Standardization Administration of the People's Republic of China