ISO 6842-1989 标准详情
- 标准号:ISO 6842-1989
- 中文标题:表面活性剂.硫酸化乙氧化醇和烷基酚.活性物质总含量的测定
- 英文标题:surface active agents-sulfated ethoxylated alcohols and alkyiphenols-determination of total active matter content
- 标准类别:国际标准化组织标准ISO
- 发布日期:1989-10-01
A test portion is boiled under reflux with ethanol in the presence of sodium sulphate. The solution is filtrated, the filtrate evaporated, and the residue weighed. Any sodium chloride present is determined by dissolution of the residue in aqueous ace
* 特别声明:资源收集自网络或用户上传,本网站所提供的电子文本仅供参考,请以正式出版物为准。仅供个人标准化学习,研究使用。如有侵权,请及时联系我们!
