GB/T 14352.21-2021

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Methods for chemical analysis of tungsten ores and molybdenum ores—Part 21：Determination of arsenic content—Hydride generation atomic fluorescence spectrometry

钨矿石、钼矿石化学分析方法 第21部分：砷量的测定 氢化物发生-原子荧光光谱法

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

🔗 Related Standards / 同类标准

GB/Z 42358-2023 Iron ores—Wavelength dispersive X-ray fluorescence spectrometers—Determination of precision GB/Z 42521-2023 Iron ores—Recommended procedures for iron ore dissolution using either acid digestion or alkali fusion GB/Z 42520-2023 Guidelines for X-ray fluorescence spectrometric laboratory practice for the analysis of iron ores GB/T 3714-1983 Technical requirements of manganese carbonate orepowder GB/T 6730.3-1986 Methods for chemical analysis of iron ores--The gravimetric method for the determination of hygroscopic moisture content in analytical samples GB/T 6730.16-1986 Methods for chemical analysisof iron ores--The barium sulfate gravimetric method for the determination of sulfur content GB/T 6730.20-1986 Methods for chemical analysis of iron ores--The volumetric method for the determination of phosphorus content GB/T 6730.31-1986 Methods for chemical analysis of iron ores--The N-benzoylphenyl-hydroxylamine extraction photometric method for the determination of vanadium content