Deltamethrin

Mafotokozedwe Akatundu

Deltamethrin(chilinganizo cha mamolekyu C22H19Br2NO3, chilinganizo cholemera 505.24) ndi galasi loyera lopangidwa ndi ndondomeko yoyera yokhala ndi malo osungunuka a 101 ~ 102 ° C ndi malo otentha a 300 ° C. Ndi pafupifupi insoluble m'madzi firiji ndi sungunuka ambiri organic solvents. Mokhazikika pakuwala ndi mpweya. Ndiwokhazikika mu sing'anga ya acidic, koma yosakhazikika mumchere wamchere.

Deltamethrin ndi mankhwala ophera tizilombo a pyrethroid. Ndiwowopsa ku tizilombo ku DDT kuwirikiza ka 100, kuwirikiza ka 80 kuposa carbaryl, kuwirikiza 550 kuposa malathion, ndi 40 kuposa parathion. Nthawi. Imakhala ndi kupha komanso kupha m'mimba, kupha anthu mwachangu, kugwetsa mwamphamvu, palibe fumigation ndi systemic effect, komanso kuthamangitsa tizirombo tambiri. Kutalika kwa nthawi (masiku 7-12). Wopangidwa kukhala emulsifiable concentrate kapena wettable ufa, ndi sing'anga mankhwala ophera tizilombo. Ili ndi tizilombo tosiyanasiyana ndipo imagwira ntchito polimbana ndi tizirombo tosiyanasiyana monga Lepidoptera, Orthoptera, Thysanoptera, Hemiptera, Diptera, Coleoptera, ndi zina zotero, koma imakhala ndi mphamvu yochepa kwambiri yolimbana ndi nthata, tizilombo toyambitsa matenda, ndi tizilombo. Kapena kwenikweni sichithandiza, komanso imathandizira kuberekana kwa nthata. Pamene tizilombo ndi nthata zimagwirizana, ziyenera kusakanikirana ndi ma acaricides apadera.

Deltamethrin ndi m'gulu la poizoni. Kukhudzana pakhungu kungayambitse kuyabwa ndi ma papules ofiira. Pachiwopsezo chachikulu, odwala omwe ali ndi vuto lochepa amatha kukhala ndi mutu, chizungulire, nseru, kusanza, kusowa kwa njala, kutopa, komanso matenda oopsa amathanso kukhala ndi minofu ndi kugwedezeka. Zimakhala zolimbikitsa pakhungu la munthu ndi mucous nembanemba zamaso, ndipo zimakhala zoopsa kwambiri ku nsomba ndi njuchi. Tizilombo tolimbana ndi DDT timalimbana ndi deltamethrin.