同位素稀释气相色谱-质谱法测定土壤/底泥中23种有机氯农药

作者: 吴忠祥 , 房丽萍 , 封跃鹏 , 刘海萍

DOI: 10.3724/SP.J.1123.2010.00476

关键词:

摘要: … 索氏提取24h,再经铜粉,凝胶渗透色谱和弗罗里硅土固相萃取柱净化,最后用DB-5毛细管柱进行分离和电子轰击电离源质谱在选择离子监测模式下进行检测,并用13C标记同位素稀释内标法定量.…

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