| 英文同义词: | 1,3-Dihydro-1,3-dioxo-5-isobenzofuransulfonic acid;4-Sulfophthalic anhydride;5-Isobenzofuransulfonic acid, 1,3-dihydro-1,3-dioxo-;Einecs 205-128-2;Nsc 26435;Phthalic anhydride, 4-sulfo- (8ci);4-sulphophthalic anhydride;1,3-dioxo-2-benzofuran-5-sulfonicaci |