论文部分内容阅读
本文叙述用GC/MS法测定杀虫剂乐果产品中的主要杂质,并研究了乐果的质谱特性。
This article describes the GC / MS method for the determination of the major impurities in the pesticide dimethoate product and the study of the mass spectrometric properties of the dimethoate.