CAS No.: 147-71-7 Chinese Name: D-Tartaric Acid English Name: D(-)-Tartaric acid Alias: D-2,3-Dihydroxysuccinic acid; Dextrotartaric acid; D(-)-Tartaric acid; Rare tartaric acid; D(-)-threo-2,3-Dihydroxybutanedioic acid; D-2,3-Dihydroxybutanedioic acid; D-(-)-Tartaric acid Content: 99.5% Molecular Formula: C4H6O6 Molecular Weight: 150.09 EINECS No.: 205-695-6 Package: 210KG/drum Specification: Appearance: White crystals or white crystalline powder Content: ≥99.0% Melting Point: 166-169°C Specific Rotation: -11.8 to -12.8° Heavy Metals (as Pb): ≤0.001% Chloride: ≤0.01% Sulfate: ≤0.05% Ash: ≤0.1% Moisture: ≤0.5% Usage: Used as a pharmaceutical resolving agent, food additive, biochemical reagent, etc. It is widely used in the food industry as a beer foaming agent, food acidulant, flavoring agent, and in beverages, candies, juices, sauces, cold dishes, baking powder, etc. Complies with the Japanese Standards for Food Additives. Physical Properties: Melting Point: 166-170°C Flash Point: 210°C Specific Optical Rotation: -12.1° (c=20, H2O) Water Solubility: 1394 g/L (20°C) Storage: Store in a ventilated, dry place.