Tartaric Acid is a naturally occurring dicarboxylic acid with the chemical formula C₄H₆O₆. Its systematic name is 2,3-dihydroxybutanedioic acid . It appears as colorless or white crystalline powder, is odorless, and has an extremely tart taste . It is highly soluble in water.
A notable aspect of tartaric acid is its stereochemistry—it has three stereoisomeric forms: dextrorotatory (D-tartaric acid, found in grapes), levorotatory (L-tartaric acid), and meso-tartaric acid. An equal mixture of D and L forms is known as racemic tartaric acid .
Main Applications:
Food & Beverage Industry: Used as an acidulant in soft drinks, candies, baked goods, and baking powder. In winemaking, it adjusts acidity and stabilizes wine. It is also the acid component in effervescent tablets .
Pharmaceuticals: Serves as an excipient in effervescent formulations and can form salts/cocrystals with active ingredients to improve solubility. L-tartaric acid exhibits antimicrobial, antidiabetic, and antihypertensive properties .
Chemical & Industrial Applications: Functions as a metal complexing agent for cleaning and electroplating. Rochelle salt (potassium sodium tartrate) is used in electronics due to its piezoelectric properties; tartar emetic is used in medicine .
Advanced Materials & Research: Used as a chiral resolving agent for racemic amines, as a chiral ligand in asymmetric synthesis, for modifying graphene oxide, and improving metal coatings .
Cosmetics: Incorporated into skincare products for its antioxidant and pH-adjusting properties
| Item | Standard |
| Content | 99.7% - 100.5% |
| Specific Rotatory Power | +12.0° to +13.0° |
| Loss on Drying | ≤0.5% |
| Residue on Ignition | ≤0.05% |
| Lead (Pb) | ≤2 mg/kg (≤2 ppm) |
Shelf Life : 24 months
Storage : Store in dry place with room temperature. Keep away from moisture, direct sun light and rain. Avoid to store with hazardous and noxious substances together.
Packaging : 25kg net in kraft/plastic bag lined with PE bag, 20MT/20'FCL(on pallet)
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