Chemical Product Library / Reference
L-Tartaric acid
Chemical identity, technical indicators, performance and application reference. Confirm specifications and regulatory suitability against supplier documentation.
Chemical identity
| English name | L-Tartaric acid |
|---|---|
| English synonyms | L-Tartaric acid;L-(+)-Tartaric acid;2,3-Dihydroxybutanedioic acid |
| Chinese name | L-酒石酸 |
| Chinese synonyms | 左旋酒石酸;L-酒石酸;2,3-二羟基丁二酸 |
| Chemical category | Food Acids & Regulators |
| CAS No. | 87-69-4 |
| EINECS No. | 201-766-0 |
| Molecular formula | C4H6O6 |
| Molecular weight | 150.09 |
PubChem structure images are reference depictions, not proof of composition, purity, grade, or regulatory status. Mixtures and polymers may not have a single representative structure.
Technical indicators
Assay ≥99.5%; specific rotation +12.0° to +13.0°; water ≤0.5%; heavy metals (as Pb) ≤10 ppm; residue on ignition ≤0.1%
Performance characteristics
White crystalline powder, soluble in water, pleasant acidic taste
Application scenarios
Food acidulant, beverage, pharmaceutical excipient, chiral resolution agent, photography