China 'GB/T 1819.15-2017
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 1819.15-2017
Methods for chemical analysis of tin concentrates—Part 15:Determination of fluorine content—The ion-selective electrode method 锡精矿化学分析方法 第15部分:氟量的测定 离子选择电极法
Issued Date:2017-09-29
Implemented Date:2018-04-01
Issued by:
The Standardization Administration of the People's Republic of China