Standard No.:	GB/T 6150.15-2023
English Name:	Methods for chemical analysis of tungsten concentrates―Part 15:Determination of bismuth content―Hydride generation atomic fluorescence spectrometry and flame atomic absorption spectrometry
Chinese Name:	钨精矿化学分析方法 第15部分：铋含量的测定 氢化物发生原子荧光光谱法和火焰原子吸收光谱法
Chinese Classification:	H14    Rare metals and their alloys analysis method
Professional Classification:	GB    National Standard
ICS Classification:	77.120.99 77.120.99    Other non-ferrous metals and their alloys 77.120.99
Issued by:	SAMR; SAC
Issued on:	2023-08-06
Implemented on:	2024-3-1
Status:	valid
Superseding:	GB/T 6150.15-2008 Methods for chemical analysis of tungsten concentrates - Determination of bismuth content - Flame atomic absorption spectrometric method
Language:	English
File Format:	PDF
Word Count:	7500 words
Price(USD):	225.00
Delivery:	via email in 1~3 business day

本文件规定了钨精矿中铋含量的测定方法。
本文件适用于钨精矿中铋含量的测定，包含氢化物发生原子荧光光谱法（方法一)和火焰原子吸收光谱法（方法二)。方法一测定范围（质量分数)：0.001 0%～0.30%，方法二测定范围（质量分数)：0.050%～0.50%。当测定范围有重叠时，以方法二为仲裁方法。