GB/T 14352.20-2021

Active

Methods for chemical analysis of tungsten ores and molybdenum ores—Part 20:Determination of niobium, tantalum, zirconium, hafnium and 15 rare earth elements content—Inductively coupled plasma mass spectrometry

钨矿石、钼矿石化学分析方法 第20部分:铌、钽、锆、铪及15个稀土元素量的测定 电感耦合等离子体质谱法

Standard Type
GBT
ICS
73.060
CCS
D40
Status
现行
Issue Date
2021-03-09
Implementation
2021-10-01
Responsible Dept
自然资源部(国土)
Drafting Unit
N/A