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CAS NO:62009-59-0
CAS:
62009-59-0
英文名称:
5-isobenzofurancarboxylic acid, 1,3-dihydro-1,3-dioxo-, polymer with 5,5'-carbo
nylbis[1,3-isobenzofurandione], 2,4-diisocyanato-1-methylbenzene and 1,1'-methy
