Deltamethrin
Product Description
Deltamethrin(molecular formula C22H19Br2NO3, mis luj 505.24) yog ib tug dawb oblique txoj cai-zoo li tus siv lead ua crystal nrog ib tug melting point ntawm 101 ~ 102 ° C thiab ib tug boiling point ntawm 300 ° C. Nws yuav luag insoluble nyob rau hauv dej ntawm chav tsev kub thiab soluble nyob rau hauv ntau organic solvents. Relatively ruaj khov rau lub teeb thiab cua. Nws yog ruaj khov nyob rau hauv acidic nruab nrab, tab sis tsis ruaj khov nyob rau hauv alkaline nruab nrab.
Deltamethrin yog tshuaj lom tshaj plaws ntawm pyrethroid insecticides. Nws yog 100 npaug ntawm cov tshuaj lom rau kab li DDT, 80 npaug ntau npaum li carbaryl, 550 npaug ntau npaum li malathion, thiab 40 ntau npaum li parathion. Sijhawm. Nws muaj kev sib cuag tua thiab lub plab lom nyhuv, kev sib cuag sai tua cov nyhuv, muaj zog knockdown quab yuam, tsis muaj fumigation thiab systemic nyhuv, thiab repellent nyhuv ntawm ib co kab tsuag ntawm high concentrations. Ntev ntev (7 ~ 12 hnub). Formulated rau hauv emulsifiable concentrate los yog wettable hmoov, nws yog ib tug nruab nrab insecticide. Nws muaj cov kab mob dav dav thiab muaj txiaj ntsig zoo tiv thaiv ntau yam kab tsuag xws li Lepidoptera, Orthoptera, Thysanoptera, Hemiptera, Diptera, Coleoptera, thiab lwm yam, tab sis muaj kev tswj xyuas qis heev tiv thaiv mites, kab kab, thiab kab. Los yog nws yeej tsis muaj txiaj ntsig, thiab nws tseem yuav txhawb nqa cov mites. Thaum kab thiab mites yog concurrent, lawv yuav tsum tau tov nrog tshwj xeeb acaricides.
Deltamethrin belongs rau pawg tshuaj lom. Kev sib cuag ntawm daim tawv nqaij tuaj yeem ua rau khaus thiab liab papules. Hauv qhov mob hnyav heev, cov mob me tuaj yeem mob taub hau, kiv taub hau, xeev siab, ntuav, tsis qab los noj mov, thiab qaug zog, thiab cov mob hnyav kuj tseem tuaj yeem muaj cov leeg nqaij fasciculations thiab convulsions. Nws muaj cov nyhuv stimulating rau tib neeg daim tawv nqaij thiab lub qhov muag mucous daim nyias nyias, thiab yog heev lom rau ntses thiab muv. Kab uas tiv taus rau DDT yog cross-resistant rau deltamethrin.