请输入您要查询的字词:

 

单词 Dragendorff test
释义
Dragendorff test

Chemistry
  • A presumptive test for alkaloids. The Dragendorff reagent has two solutions. One is bismuth nitrate in acetic acid. This is followed by a sodium nitrate solution. Alkaloids are indicated by a reddish-brown deposit. The Dragendorff test is named after the German chemist Johann Georg Noel Dragendorff (1836–98).


随便看

 

科学参考收录了60776条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。

 

Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号 更新时间:2024/12/25 1:41:27