Gallotannin acidindustrial grade foodgrade Moleculaformula:C76H52O46 MolecularWeight:1701.18 PACKING: 25KG/bagfor industrial grade packedinPolywovenBags 10KG/box for food grade Ourcompanyhasa17-yearhistoryinproducingtannic acid.Weownagallnutforestof1000hectaresareawhichguaranteestheabundantrawmaterialforourhighproductionas700tonsperyear.Ourfactoryhasanareaof39,500m2andmorethan40employeesworkingforitincluding(number)engineers.Ourtanninserialproductswidelyincludeproductsofediblegrade,pharmaceuticalgradeandtechnicalgrade. Our tannin serial products were awarded the Recommended Products to European Union by China Council for the Promotion of International Trade (CCPIT) and Association Technologie Nouvelle de France in 2002.