The content of free acetic acid in cigarette smoke condensates was determined by GC-MS with isopropyl alcohol as the solvent and nonanol as the internal standard.
以异丙醇为溶剂,壬醇为,
用气相色谱-质谱法分析
卷烟烟气总粒相物中的
酸,
酸测定结果的相对
准偏差小于1%,平均回收率为99。
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