ISO 3120-1976 标准详情
- 标准号:ISO 3120-1976
- 中文标题:工业用四硼磷酸氢二钠和粗硼酸钠;水含量测定;重量分析法
- 英文标题:disodium tetraborates and crude sodium borates for industrial use; determination of water content; gravimetric method
- 标准类别:国际标准化组织标准ISO
- 发布日期:1976-04-01
Heating a test portion in a combustion tube at 250 0C, later at 500 0C. Passing through the liberated water carried by a flow of nitrogen into a tared absorption vessel filled with magnesium perchlorate. Weighing the absorption vessel and determinati
* 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!