| 英文名称: | | 5-isobenzofurancarboxylic acid, 1,3-dihydro-1,3-dioxo-, polymer with 4,4'-oxybi | | s[benzenamine] and 4,4'-[sulfonylbis(4,1-phenyleneoxy)]bis[benzenamine] | | 5-isobenzofurancarboxylic acid,1,3-dihydro-1,3-dioxo-, polymer with 4,4'-oxybis[benzenamine] and4,4'-[sulfonylbis(4,1-phenyleneoxy)]bis[benzenamine] |
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