ISO 2868-1973 标准详情
- 标准号:ISO 2868-1973
- 中文标题:表面活性剂 洗涤剂 对酸解稳定的阴离子活性物 痕量的测定
- 英文标题:Surface active agents; Detergents; Anionic-active matter stable to acid hydrolysis; Determination of trace amounts
- 标准类别:国际标准化组织标准ISO
- 发布日期:1973-12
The sample is hydrolyzed by refluxing under acid conditions. The non-hydrolyzable anionic-active matter is determined by the direct two-phase titration procedure describes in ISO 2271. This method is applicable to the determination of cyclic sulphona
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