ISO 6685-1982 标准详情
- 标准号:ISO 6685-1982
- 中文标题:工业用化学品 测定铁含量的一般方法 1,10-菲罗啉分光光度法
- 英文标题:Chemical products for industrial use; General method for determination of iron content; 1,10-Phenanthroline spectrophotometric method
- 标准类别:国际标准化组织标准ISO
- 发布日期:1982-07
All the iron(III) present in the test solution is reduced to iron(II) with ascorbic acid. At a pH between 2 and 9 1,10-phenanthroline is added. the measurement of the absorbance of the orange-red complex formed is carried out at the wavelength of max
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