Origin of azo
Words nearby azo
Other definitions for azo (2 of 2)
How to use azo in a sentence
Today, they are often synthesized from a chemical derived from petroleum called naphthalene to make a final product called an azo dye.The Dead Serious Reason You Might Want to Avoid Food Dyes|Lorne J. Hofseth, The Conversation|December 10, 2021|The Daily Beast
If a pink to violet-red coloration is produced in a short time the presence of an azo-color is indicated.
If an azo-color was used to color the milk this curd will be pink, but the curd of normal milk will be white or yellowish.
(d) Two series of azo dyes of selenium have been prepared and have been shown to possess a marked tinctorial value.
Azo gained a great reputation as a professor, and numbered amongst his pupils Accursius and Jacobus Balduinus.
Azo-dinaphthyl diamine is recognized by its peculiar orange cast, and is turned by hydrochloric acid to a dull, dirty violet.