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da mi zhong you ji lin he an ji jia suan zuo nong yao can liu mao xi guan qi xiang se pu ce ding fa
Author(s): 
Pages: 97-100
Year: Issue:  2
Journal: Journal of Hygiene Research

Keyword:  毛细管气相色谱有机磷农药氨基甲酸酯农药;
Abstract: 可同时测定大米中20种有机磷农药和6种氨基甲酸酯农药。样品以丙酮提取,经过盐析,再经二氯甲烷萃取后进行气相色谱分析,上述26个组分可在一根OV-101毛细管柱上获得较好的分离。保留时间的平均变异系数低于0.5%,最低检测浓度为2~15μg/kg,添加回收率平均为82.47%~112.26%。本方法的结果符合农药残留分析的要求。
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