ISO 2124-1972 标准详情
- 标准号:ISO 2124-1972
- 中文标题:工业用硅酸钠和硅酸钾.二氧化硅含量的测定.滴定法
- 英文标题:sodium and potassium silicates for industrial use-determination of silica content-titrimetric method
- 标准类别:国际标准化组织标准ISO
- 发布日期:1972-06-15
The principle consists in neutralization of the alkalinity of a test portion, previously dissolved, in presence of methyl red as indicator. Addition of sodium fluoride, which reacts with the silicic acid, forming a euaivalent quantity of sodium hydro
* 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!
