China 'GB/T 28369-2012
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 28369-2012
Ferroalloys - Experimental methods for the evaluation of the quality variation and methods for checking the precision of sampling 铁合金 评价品质波动和检查取样精度的试验方法
Issued Date:2012-05-11
Implemented Date:2013-02-01
Issued by:
The Standardization Administration of the People's Republic of China