中文名称 苔红素 别名 英文名称 Orcein 英文别名 758600; Archil; Cudbear; French Purple; Lacmus; Litmus; Natural Red 28; Orchil; Red Indigo; Orceinforanalysis; ORCEIN SYNTHETIC; Orcein staining; 2,8-bis[(2,4-dihydroxy-6-methylphenyl)amino]-1,9-dimethyldibenzo[b,d]furan-3,7-dione