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HS-GC法测定ABS树脂中三种残留单体

LÜ Xiaofei,FU Cong,MENG Xiandong,SUN Chunfu,ZHAO Jinde

China Elastomerics（2020）

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Abstract
将丁二烯-丙烯腈-苯乙烯(ABS)树脂溶解于N,N-二甲基甲酰胺(DMF)中,顶空气相色谱(HS-GC)法分析测定ABS树脂中的三种主要残留单体含量.并且通过交叉实验,优化HS-GC的分离条件以及顶空进样器运行参数.结果表明,使用该方法测定ABS树脂中三种残留单体的平均回收率为98％,检出限为0.5 m g/kg.该方法具有方便快捷、准确度高等优点.
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