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Items
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Standards
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Description
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Colorless crystals or white crystalline powder
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Content%
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99.7~100.5
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Specific rotatory power
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+12.0~+13.0
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Loss on drying %
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≤0.5
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Residue on ignition %
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≤0,05
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Sulfate (SO4)%
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Qualified
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Oxalate mg/kg
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Qualified
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Lead mg/kg
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<2
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Tartaric acid is widely used as acidulant in beverage, and other foods, such as soft drinks, wine, candy, bread and some colloidal sweetmeats.
Tartaric acid, 2, 3-dihydroxysuccinic acid, is a carboxylic acid with the formula C4H6O6. Found in a variety of plants, such as grapes and tamarind. It is also one of the main organic acids in wine. As an antioxidant added to food, it can give food a sour taste. The largest use of tartaric acid is as a beverage additives.