GB/T 14352.21-2021 Methods for chemical analysis of tungsten ores and molybdenum ores—Part 21:Determination of arsenic content—Hydride generation atomic fluorescence spectrometry (English Version)
This part of GB/T14352 stipulates the determination of arsenic content in tungsten ore and molybdenum ore by hydride generation-atomic fluorescence spectrometry. This section applies to the determination of arsenic content in tungsten ore and molybdenum ore by hydride generation-atomic fluorescence spectrometry. The detection limit of arsenic in this method is 0.18 μg/g. The determination range of arsenic in this method is 0.2μg/g~2000μg/g.
GB/T 14352.21-2021 Referenced Document
GB/T 14505 Method for chemical analysis of rocks and ores.General rules and regulations
GB/T 6682 Water for analytical laboratory use.Specification and test methods
GB/T 14352.21-2021 history
2021GB/T 14352.21-2021 Methods for chemical analysis of tungsten ores and molybdenum ores—Part 21:Determination of arsenic content—Hydride generation atomic fluorescence spectrometry