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phthalic anhydride
phthalic anhydride definition
phthalic anhydride
a white, solid substance, CH(CO)O, produced by the oxidation of naphthalene and used to make the phthalein dyes, certain synthetic resins, etc.
Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.
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