| 英文名称: | | benzenesulfonic acid, 3,3'-(4,5,6,7-tetrachloro-3-oxo-1(3h)-isobenzofuranyliden | | chlorsulphalein | | chlorsulphthalein | | 4,5,6,7-tetrachloro-3',3''-disulfo-phenolphthalei disodium salt | | 3,3'-(4,5,6,7-tetrachloro-3-oxo-1(3h)-isobenzofuranylidene)bis(6-hydroxy-benzenesulfonic aci disodium salt |
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