顶空-气质联用法对醋酸纤维滤棒中溶剂残留的测定

Chi CUI,Xia ZHANG,Chang-ping LU,Bo-li NI,Xian-yue ZHU

Analysis and Testing Technology and Instruments（2018）

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Abstract

利用顶空-气质联用仪(HS/GC-MS)建立了一种同时测定醋酸纤维滤棒中溶剂残留的测定方法. 利用顶空气相色谱技术,用选择离子模式对醋酸纤维滤棒中溶剂残留进行了定量分析. 分析结果表明,方法线性关系良好,相关系数均大于0.998 0,检出限为0.010 4~0.157 8 mg/kg. 9种溶剂残留的平均回收率为90.3%~102.2%,相对平均偏差小于10%. 方法适用于醋酸纤维滤棒溶剂残留的测定且高效、准确、简便.

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Key words

HS/GC-MS,organic solvent residues,acetate fiber filter rod

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