ISO 5520-1981 标准详情
- 标准号:ISO 5520-1981
- 中文标题:水果、蔬菜及其制品 总灰分和水溶性灰分的碱度的测定
- 英文标题:Fruits, vegetables and derived products; Determination of alkalinity of total ash and of water-soluble ash
- 标准类别:国际标准化组织标准ISO
- 发布日期:1981-08
After incineration of the product at 525 +/- 25 degrees centigrade the method consists in a) in the case of total ash: addition of an excess of standard volumetric sulphuric acid solution and back titration with standard volumetric sodium hydroxide s
* 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!
