英文名称:(8Z)-8-({4'-[(E)-(4-Ethoxyphenyl)Diazenyl]-3,3'-Dimethylbiphenyl-4-Yl}Hydrazono)-7-Oxo-7,8-Dihydronaphthalene-1,3-Disulfonic Acid; (8Z)-8-({4'-[(E)-(4-Ethoxyphenyl)Diazenyl]-3,3'-Dimethylbiphenyl-4-Yl}Hydrazono)-7-Oxo-7,8-Dihydronaphthalene-1,3-Disulfonic Acid; Direct Fast Red 3B; Directfastred; (8Z)-8-({4'-[(E)-(4-Ethoxyphenyl)Diazenyl]-3,3'-Dimethylbiphenyl-4-Yl}Hydrazono)-7-Oxo-7,8-Dihydronaphthalene-1,3-Disulfonic A; C.I. Direct Red 39, Disodium Salt; C.I. 23630; C.I. Direct Red 39; C.I. Direct Red 39, Disodium Salt; C.I. Direct Red 39, Disodium Salt (8Ci); Direct Fast Red 3B; C.I. Direct Red 39, Disodium Salt (8Ci)