GB/T 4324.9-2012 in English
VALIDMethods for chemical analysis of tungsten - Part 9: Determination of cadmium content - Inductively coupled plasma atomic emission spectrometry and flame atomic absorption spectrometry
- Issued on:2012-12-31
- Implemented on:2013-10-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$175.00
《GB/T 4324.9-2012钨化学分析方法 第9部分:镉量的测定 电感耦合等离子体原子发射光谱法和火焰原子吸收光谱法》由TC243(全国有色金属标准化技术委员会)归口,TC243SC3(全国有色金属标准化技术委员会稀有金属分会)执行,主管部门为中国有色金属工业协会。
Scope
This part of GB/T 4324 specifies the determination method of cadmium in tungsten powder, tungsten bar, tungsten carbide, tungsten trioxide, tungstic acid, blue tungsten, purple tungsten, ammonium paratungstate and ammonium metatungstate. This part is applicable to tungsten powder , tungsten bar, tungsten carbide, tungsten trioxide, tungstic acid, blue tungsten, purple tungsten, ammonium paratungstate and ammonium metatungstate, the determination of cadmium content, method one measurement range is 0.000 2%~0.030%; method two measurement range is 0.000 4%~0.003 0%,

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