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China, Chinese Hot Selling Natural High Quality Gallic Acid CAS 149-91-71 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
AdditiveOther Additives149-91-7Gallic Acid
Dalian Eastland International Trading Co., Ltd.
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Product Description Gallic acid is a trihydroxybenzoic acid found in gallnuts, sumac, witch hazel, tea leaves, oak bark, and other plants.Gallic acid is found both free and as part of hydrolyzable tannins. The gallic acid groups are usually bonded to form dimers such as ellagic acid. Hydrolysable tannins break down on hydrolysis to give gallic acid and glucose or ellagic acid and glucose, known as gallotannins and ellagitannins respectively.CONTENTSPECIFICATIONSMolecular weight170.12Melting point252 oCBoiling point501.1 oCWater-solubilitySoluble in hot water, difficult to dissolve in cold waterDensity1.694 g/cm3AppearanceWhite crystalline powderFlash point271.0 oCApplicationCan be used in pharmaceuticals, inks, dyes, food, organic synthesis, and other fieldslogP0.91Refractivity1.730
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