Tartaric acid crystals

  • Gwyneth Thurgood
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Tartaric acid crystals. Gwyneth Thurgood. Attribution 4.0 International (CC BY 4.0). Source: Wellcome Collection.

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Crystals of tartaric acid. This compound is found in many fruits and can be added to foods to give them a sour taste and to act as an anti-oxidant. As an additive it is known as E334.


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