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gallotannic acid 1401-55-4
Category : Organic chemicals and Derivatives/Acid, ester and anhydride compounds
CAS NO : 1401-55-4 EC NO : 215-753-2 MF : C76H52O46 MW : 1701.1985 Specification : edible Product description : Another name: Tannic acid
Molecular formula: C76H52O46
Molecular weight: 1434-1701.18
Properties: This product is pale yellow powder, have special smell, taste very acerbity, soluble in a water or ethanol, soluble in acetone, insoluble in chloroform
Specification: comply with the U.S. food and drug administration "food chemical specifications" 3 edition provisions and the food chemical code standards (1981) standards; The United States food the FCC to IV standard.
Main technical parameters;
Dry weightlessness: 9.0% or less
Tannic acid content: acuity 92%
Burning residua: 1.0% or less
Arsenic: more than 3 PPM
Heavy metal: 0.002% or less
Gum or dextrin experiment: qualified
Resin material experiment: qualified
Main application: Food antioxidants, preservative, drinks and alcohol clarify agent and soy sauce of decoloring agents
Storage: closed container
Packaging: Plastic woven bag, net weight: 25kg/bag
Synonyms : Chinese tannin;Gallotannic acid;Gallotannin;Galloylglucose;Glycerite;Penta NM digalloyl glucose;Quebracho;Tannins;1,3,6-tris-O-(3,4,5-trihydroxybenzoyl)hexopyranose;1,2,3,4,6-pentakis-O-[(3,4-dihydroxy-5-{[(3,4,5-trihydroxyphenyl)carbonyl]oxy}phenyl)carbonyl]hexopyranose; Molecular Structure : 
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gallotannic acid