pectic acid

noun Chemistry.
any of several water-insoluble products of the hydrolysis of pectin esters.

Origin:
1825–35

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World English Dictionary
pectic acid
 
n
a complex acid containing arabinose and galactose that occurs in ripe fruit, beets, and other vegetables. Formula: C35H50O33

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Example sentences
Increase pectic acid concentrations by partial depolymerization of pectin chains.
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