ISO 7693:1984 钨铁.钨含量的测定.辛可宁（Cinchonine）重量分析法

标准编号：ISO 7693:1984

中文名称：钨铁.钨含量的测定.辛可宁（Cinchonine）重量分析法

英文名称：Ferrotungsten — Determination of tungsten content — Cinchonine gravimetric method

发布日期：1984-03

标准范围

本方法适用于钨含量在70%至90%（m/m）之间的钨铁。规定了原理、试剂、仪器、样品、程序、结果表达和试验报告。附录中还规定了干扰测定的钼测定光谱法。

The method is applicable to ferrotungsten having tungsten contents between 70 and 90 % (m/m). Specifies principle, reagents, apparatus, sample, procedure, expression of results and test report. It also specifies, in the annex, a spectrometric method for the determination of molybdenum which interferes with the determination.

标准预览图