ISO 5517-1978 标准详情
- 标准号:ISO 5517-1978
- 中文标题:水果、蔬菜及其制品 铁含量的测定 1,10-菲啰啉光谱法
- 英文标题:Fruits, vegetables and derived products; Determination of iron content; 1,10- Phenanthroline photometric method
- 标准类别:国际标准化组织标准ISO
- 发布日期:1978-05
The method consists in decomposing the organic matter, followed by reduction of trivalent iron by hydroxyammonium chloride, forming, in a buffered medium, of the stable iron(II)/1,10 phenanthroline complex, and photometric measuring of the red-colour
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