乐果是一种高效低毒的有机磷杀虫剂,它是我国农药品种中吨位较大、用途较广的一种杀虫剂。随着我国社会主义革和建设事业的飞速发展,乐果的生产技术不断革新,有了很大改进,但到目前为止还没有一个较为满意的快速、准确的分析方法。目前,测定乐果有效成分0,0-二甲基-S-(N-甲胺甲酰基)二硫代磷酸酯常用 Dimethoate is a kind of high efficiency and low toxicity organophosphate insecticide, which is a kind of pesticide with larger tonnage and wider application in our country. With the rapid development of the socialist revolution and construction in our country, the continuous improvement of the production technology of dimethoate has been greatly improved, but so far there has not been a satisfactory method of rapid and accurate analysis. At present, the active ingredient 0,0-dimethyl-S- (N-methylcarbamyl) phosphorodithioate