D(-)-Tartaric acid 87-69-4 Product introduction Tartaric acid (tartaric acid), also known as 2, 3-dihydroxysuccinic acid, is a carboxylic acid, which is found in many plants. As an antioxidant added to the food, the magazine makes the food sour. Tartaric acid is most commonly used as a beverage additive. It's also a raw material for the pharmaceutical industry. Tartaric acid is an important additive and reducing agent in mirror making industry, which can control the forming speed of silver mirror and obtain a very uniform coating. Synonyms Butanedioic acid,2,3-dihydroxy-;2,3-Dihydroxysuccinic acid;2,3-Dihydrobutanedioic acid; Physical and chemical properties Melting point: 171-174 Density: 1.7598 (20) Refractive index: 1.4955 Solubility: soluble in water, acetone, ethanol Existence: the solubility of tartaric acid in water: 139 dextrorotatory tartartaric acid, 139 levorotatory tartartaric acid, 125 internal racemic tartaric acid, 20.6 external racemic tartaric acid. use Used as anti - oxidation synergist, anticoagulant, tanning preparation, chelating agent, pharmaceutical. Widely used in medicine, food, leather, textile and other industries. Low solubility to water at low temperature, easy to produce insoluble calcium salt. Packaging and storage 100 g; 1 kg; 5 kg, 10 kg, 25 kg, 50 kg
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Product Categories : Food Additives