Tshuaj tua kab Tetramethrin Mosquito 95% TC Tswj Mosquitos Ya Kab laum
Kev piav qhia txog khoom
Tetramethrin siv dav heevua los ntawm cov khoom siv hluavtawsTshuaj tua kabnyob rau hauv tsev neeg pyrethroid. Nws yog dawb crystalline khoom. Cov khoom lag luam yog ib qho sib xyaw ntawm stereoisomers. Nws yog feem ntau siv ua ib qhotshuaj tua kab, thiab cuam tshuam rau kab lub paj hlwb. Nws tuaj yeem pom muaj nyob rau hauv ntauTshuaj tua kab hauv tsevcov khoom.Tus qauv empirical yog C19H25NO4; qhov hnyav molecular yog 331.4. Nws daim ntawv yog ib qho siv lead ua tsis muaj xim; nws qhov hnyav tshwj xeeb yog 1.1 ntawm 20 ° C; nws lub zog ua pa yog 0.944 mPa ntawm 30 ° C; logKow= 4.6. Nws tsis yaj tau (1.83 mg/l) hauv dej ntawm 25°C, tab sis nws yaj tau hauv feem ntau cov kuab tshuaj organic. Nws tsis ruaj khov hauv cov kua qaub thiab alkaline nruab nrab.
Daim Ntawv Thov
Nws qhov kev tua yoov tshaj cum, yoov thiab lwm yam sai heev. Nws kuj muaj kev ua haujlwm tiv thaiv kab laum. Nws feem ntau yog tsim los ntawm cov tshuaj tua kab uas muaj zog tua tau zoo heev. Nws tuaj yeem tsim los ua tshuaj tua kab tsuag thiab tshuaj tua kab aerosol.
Kev lom
Tetramethrin yog tshuaj tua kab uas tsis muaj tshuaj lom. Acute percutaneous LD50 hauv cov luav> 2g / kg. Tsis muaj kev cuam tshuam rau daim tawv nqaij, qhov muag, qhov ntswg, thiab txoj hlab pa. Nyob rau hauv cov xwm txheej sim, tsis muaj kev hloov pauv, carcinogenic, lossis kev yug me nyuam tau pom. Cov khoom no yog 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 lom rau muv thiab silkworms.
