GB/T 6150.2-2008 in English
SUPERSEDEDMethods for chemical analysis of tungsten concentrates—Determination of tin content—The potassium iodate volumetry and hydrogenate atomic absorption spectrometry
- Issued on:2008-06-17
- Implemented on:2008-12-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$117.00
《GB/T 6150.2-2008钨精矿化学分析方法 锡量的测定 碘酸钾容量法和氢化物原子吸收光谱法》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。
GB/T6150《钨精矿化学分析方法》分为17部分,本部分为GB/T6150的第2部分。本部分代替GB/T6150.2―1985《钨精矿化学分析方法 碘酸钾容量法测定锡量》和GB/T6150.3―1985《钨精矿化学分析方法 水杨基荧光酮?氯化十四烷基吡啶光度法测定锡量》。本方法规定了钨精矿中锡含量的测定方法。本方法适用于钨精矿中锡含量的测定。测定范围(质量分数):0.20%~2.0%。 本部分与GB/T6150.2―1985和GB/T6150.3―1985相比主要变化如下:
―――以氢化物原子吸收光谱法代替光度法;
―――增加了重复性限条款。
Scope
This method specifies the determination method of tin content in tungsten concentrate. This method is suitable for the determination of tin content in tungsten concentrate. Measuring range (mass fraction): 0.20% to 2.0%. Method 2 Measuring range (mass fraction): 0.005% to 0.20%.

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