ISO 4321-1977 标准详情
- 标准号:ISO 4321-1977
- 中文标题:洗衣粉;活性氧含量测定;滴定测量法
- 英文标题:washing powders; determination of active oxygen content; titrimetric method
- 标准类别:国际标准化组织标准ISO
- 发布日期:1977-09-01
The determination consists in co-reduction, with liberation of oxygen, of the peroxyhydrate and potassium permanganate in an acid solution. Because of the specifity of washing powders and the relative stability of peroxyhydrates, the dissolution of w
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