【摘要】 本文报道了市售几种茶叶中六六六、DDT残留量的分析方法，主要有二个步骤：（1）提取，纯化；（2）用气相色谱电子捕获检测器（ECD）检测。结果表明：市售茶叶中六六六残留量低于国家标准，而部分茶叶中DDT残留量还高于国家标准。更多还原

【Abstract】 This paper is concemed with a method of the analysis of organochloride pesticides(BHC and DDT) residues in several kinds of teas.The method consists essentially of two steps: (1) extraction and clean-up, and(2) determination of the BHC and DUT, by GC-ECD.The results showed that BHC residues in these teas are lower than the national standard, but DDT residues in some of these teas are higher than Ihe national standard.更多还原