雌三醇EstriolSynonyms:1,3,5(10)-Estratriene-3,16a,17b-triol;Estra-1,3,5(10)-triene-3,16alpha,17beta-triolMolecularFormulaC18H24O3MolecularWeight288.38CASRegistryNumber:50-27-1Standard:USPstandardAssay:≥98.0%Packing:1Kg/TIN)