acid anhydride
Britishnoun
Example Sentences
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By allowing phosphorus oxychloride to interact with phenolsulphonic acid, he obtained a well-defined substance possessing tanning properties, which he considered an esterified phenolsulphonic acid anhydride, the composition of which he determined as HO.C_6H_4.SO_2.O.C_6H_4HSO_3.
From Synthetic Tannins by Grasser, Georg
Whereas, until recently, tannin had been considered to be gallic acid anhydride, or digallic acid, closer investigations have revealed that neither is tannin digallic acid nor is the synthetically prepared digallic acid identical with tannin.
From Synthetic Tannins by Grasser, Georg
To understand the reaction which occurs, it must be remembered that a volatile acid anhydride is expelled from its salts when heated with an anhydride which is not volatile.
From An Elementary Study of Chemistry by McPherson, William
The metallic oxide combines with this excess of acid anhydride, forming a mixed salt of metaboric acid.
From An Elementary Study of Chemistry by McPherson, William
Like most of the oxides of the non-metallic elements, carbon dioxide is an acid anhydride.
From An Elementary Study of Chemistry by McPherson, William
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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
