As a new pyrethroid sanitary insecticide, tetrafluorothrin has a high control effect against mosquitoes resistant to allethrin and propargylate. The pesticide is safe to human body and pollution-free to the environment, and the dosage of its preparation is as low as 0.015%. At present, the analysis method provided by Sumitomo Chemical Company of Japan is mostly used for teflurethrin mosquito coil, that is, GC-ECD(electron capture detector) analysis, and the pre-treatment method is complicated. Therefore, it is necessary to study an analytical method suitable for actual production
