Assertion: catechin's concentration | /r/CapableOf | vary in young red grape wines
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Source sentences:
text: In young red grape wines, the concentrations of catechin and epicatechin were found to vary from 4.96 - 7.14 mg·L−1 and 2.02 - 3.02 mg·L−1 which were very similar to the data found in tropical fruits wines in this study with the exception of mangaba wine, which contained higher values (14.01 and 22.66 mg·L−1 of catechin and epicatechin, respectively) .