靛胭脂靛蓝胭脂红靛蓝-5,5′-二磺酸 二钠盐酸性蓝 74Indigo carmineIndigo carmine solution靛蓝胭脂红 溶液Acid Blue 74Indigo-5,5′-disulfonic acid disodium saltIndigocarmineSodium 3,3'-dioxo-[2,2'-biindolinylidene]-5,5'-disulfonateIndigo-5,5'-disulfonic acid disodium saltC.I. 73051C.I. Natural Blue 2Indigotin-5,5'-disulfonic acid disodium saltSodium indigotindisulfonateindigo carmineDisodium 5,5'-disulfoindigoIndigocarmineFD and C Blue No. 2Disodium indigo-5,5-disulfonateSodium indigo-5,5'-bisulfonateC.I. Food Blue 1, disodium saltC.I. Acid Blue 74E 132Disodium 3,3'-dioxo-(delta2,2'-biindoline)-5,5'-disulfonateC.I. Food Blue 1Sodium 5,5'-indigotindisulfonateFD&C Blue No. 2Indigotindisulfonate sodiumDisodium 5,5'-indigotin disulfonate