Insecticide Tetramethrin Mosquito 95% Tc Tswj Mosquitoes Flies Cockroaches

Tetramethrin yog dav siv zoghluavtawsTshuaj tua kabNyob rau hauv pyrethroid tsev neeg.Nws yog dawb crystalline khoom.Cov khoom lag luam yog kev sib xyaw ntawm stereoisomers.Nws feem ntau siv los ua ib qhotshuaj tua kab, thiab cuam tshuam rau cov kab hauv lub paj hlwb.Nws tuaj yeem pom hauv ntauCov tshuaj tua kab hauv tsevcov khoom.Tus qauv empirical yog C19H25NO4;Qhov hnyav molecular yog 331.4.Nws daim ntawv yog xim tsis muaj kob;nws lub ntiajteb txawj nqus yog 1.1 ntawm 20 ° C;nws vapor siab yog 0.944 mPa ntawm 30 ° C;logKow= 4.6.Nws yog soluble tsawg dua (1.83 mg / l) hauv dej ntawm 25 ° C, tab sis nws yog soluble hauv feem ntau cov kuab tshuaj organic.Nws yog tsis ruaj khov nyob rau hauv muaj zog acid thiab alkaline nruab nrab.

Daim ntawv thov

Nws knockdown ceev rau yoov tshaj cum, yoov thiab lwm yam yog nrawm.Nws kuj tseem muaj cov tshuaj tiv thaiv kab laum.Nws yog feem ntau tsim nrog tshuaj tua kab ntawm lub zog tua zoo heev.Nws tuaj yeem tsim tau rau hauv cov tshuaj tua kab tua kab thiab aerosol kab killer.

Toxicity

Tetramethrin yog cov tshuaj tua kab uas muaj tshuaj lom neeg tsawg.Mob percutaneous LD50 hauv luav> 2g / kg.Tsis muaj kev cuam tshuam rau ntawm daim tawv nqaij, qhov muag, qhov ntswg, thiab kab mob ua pa.Nyob rau hauv qhov kev sim, tsis muaj mutagenic, carcinogenic, los yog kev loj hlob tshwm sim.Cov khoom no yog tshuaj lom rau ntses Chemicalbook, nrog rau carp TLm (48 teev) ntawm 0.18mg / kg.Blue gill LC50 (96 teev) yog 16 μ G / L.Quail mob qhov ncauj LD50> 1g / kg.Nws kuj yog tshuaj lom rau muv thiab silkworms.