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Citric acid is present in free form in |
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Answer» Lemon Lemons, ORANGES, limes, and other citrus fruits naturally possess HIGH concentrations of CITRIC ACID. The juice of the lemon is about 5% to 6% citric acid, which gives lemons a sour taste. In fact, Citric acid was FIRST isolated in 1784 by the chemist Carl Wilhelm Scheele, who crystallized it from lemon juice. |
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