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ac'id num"ber



Chem.
a number expressing the acidity of a substance, equal to the number of milligrams of potassium hydroxide needed to neutralize the free fatty acids present in one gram of the substance. Also called acid value.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

acid metaproteinacidogenic

 

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