请输入您要查询的英文单词:

 

单词 invertin
释义 invertin Chem.|ɪnˈvɜːtɪn, ˈɪnvətɪn|
[f. invert v. + -in1.]
A chemical ferment, obtained as a white powder from yeast desiccated in air; it is the constituent which produces the inversion of sugar.
1879Watts Dict. Chem. VIII. 784 Invertin—Donath..obtains this substance by treating yeast according to Zulkowsky and König's method..It is obtained in the form of a powder, a very small quantity of which is sufficient to bring about the inversion of cane-sugar.1896Allbutt's Syst. Med. I. 519 Invertin, an enzyme capable of changing cane-sugar into dextrose, is found in internal bacilli.
随便看

 

英语词典包含277258条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2024/11/5 19:30:09