China 'GB/T 6150.19-2025
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 6150.19-2025
Chemical Analysis Methods for Tungsten Concentrates - Part 19: Determination of Fluoride Content - Ion-Selective Electrode Method 钨精矿化学分析方法-第19部分:氟含量的测定-离子选择电极法
Issued Date:2025/1/24
Implemented Date:2025/8/1
Issued by:
The Standardization Administration of the People's Republic of China