| 英文名称: | | 2-But-enedioic acid(Z)-,monobutyl ester,polymer with chloro-ethene and ethenylacetate | | 2-But-enedioic acid(Z)-, monobutyl ester, polymer with chloro-ethene and ethenylacetate | | 2-butenedioic acid (z)-, monobutyl ester, polymer with chloroethene and ethenyl | | 2-butenedioic acid (z)-, monobutyl ester, polymer withchloroethene and ethenyl acetate |
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