Deltamethrin

Hōʻike huahana

Deltamethrin(Molecular formula C22H19Br2NO3, formula weight 505.24) he keokeo oblique policy-shaped crystal me kahi hehee o 101~102°C a me kahi paila o 300°C. ʻAneʻane hiki ʻole ke hoʻoheheʻe ʻia i loko o ka wai ma ka lumi wela a hiki ke hoʻoheheʻe ʻia i loko o nā mea hoʻoheheʻe organik. Paʻa paʻa i ka māmā a me ka ea. ʻOi aku ka paʻa i ka mea ʻawaʻawa, akā paʻa ʻole i ke ʻano alkaline.

ʻO Deltamethrin ka mea ʻawaʻawa loa o nā insecticides pyrethroid. He 100 ka nui o ka ino i na pepeke e like me ka DDT, 80 ka nui o ka carbaryl, 550 ka nui o ka malathion, a he 40 ka nui o ka parathion. Manawa. Loaʻa iā ia ka hopena pepehi kanaka a me ka hopena o ka ʻōpū, ka hopena pepehi wikiwiki, ka ikaika knockdown ikaika, ʻaʻohe fumigation a me ka hopena systemic, a me ka hopena repellent i kekahi mau mea ʻino i nā kiʻekiʻe kiʻekiʻe. Ka lōʻihi (7 ~ 12 lā). Hoʻokumu ʻia i loko o ka emulsifiable concentrate a i ʻole ka pauka wai hiki ke hoʻomaʻemaʻe ʻia, he insecticide medium. Loaʻa iā ia kahi ākea insecticidal spectrum a maikaʻi e kūʻē i nā ʻano mea ʻino e like me Lepidoptera, Orthoptera, Thysanoptera, Hemiptera, Diptera, Coleoptera, etc., akā he haʻahaʻa haʻahaʻa loa kona hopena i nā mites, nā inike unahi, a me nā pōpoki. A i ʻole he mea pono ʻole, a e hoʻoulu pū i ka hana hou ʻana o nā mites. Ke hui pū nā ʻōpala a me nā mite, pono e hui pū ʻia me nā acaricides kūikawā.

Aia ʻo Deltamethrin i ka ʻāpana ʻona. Hiki i ka ʻili ke hoʻoulu i ka huhū a me ka ʻulaʻula papules. I ka ma'i 'awa'awa, 'o nā ma'i ma'alahi ke po'o po'o, no'ono'o, nausea, lua'i, pau ka 'ai, a me ka luhi, a 'o nā ma'i ko'iko'i hiki ke loa'a ka ma'i 'i'o a me ka convulsions. He hopena hoʻoulu ʻia i ka ʻili kanaka a me ka mucous membrane o ka maka, a he mea ʻawaʻawa loa i ka iʻa a me ka pi. ʻO nā pepeke kū i ka DDT he kūʻē kūʻē i ka deltamethrin.