英文别名6-HEX; 5(6)-HEX; 2',4,4',5',7,7'-Hexachloro-3',6'-dihydroxy-3-oxo-3H-spiro-[isobenzofuran-1,9'-xanthene]-6-carboxylic acid; 2',4,4',5',7,7'-Hexachloro-3',6'-dihydroxy-3-oxospiro[isobenzofuran-1(3H),9'-[9H]xanthene]-6-carboxylic acid; 2',4,5',7'-Tetrachloro-6-carboxy-4,7-dichlorofluorescein; 2',4,4',5',7,7'-Hexachloro-3',6'-dihydroxy-3-oxo-3H-spiro-[isobenzofuran-1,9'-xanthene]-6-carboxy; 2',4,5′,7′-tetrachloro-5(6)-carboxy-4,7-dichlorofluorescein; 2',4,4',5',7,7'-hexachloro-3',6'-dihydroxy-1-oxospiro[2-benzofuran-3,9'-xanthene]-5-carboxylic acid 
