nkhani

BAAPE yakhala ikugwiritsidwa ntchito ku Europe kwa zaka zoposa 20 ndipo imaonedwa kuti ndi mankhwala ophera tizilombo toyambitsa matenda osiyanasiyana komanso osaopsa kuposa DEET. Kafukufuku watsimikizira kuti DEET ilibe poizoni woonekeratu ikamezedwa ndi njira yodyetsera m'mimba, ikapumidwa ndi njira yopumira, kapena ikagwiritsidwa ntchito pakhungu, ndipo ingagwiritsidwe ntchito kangapo. Ili ndi ubwino wosakhala ndi ziwengo, osalola khungu kulowa, komanso wopanda vuto la chilengedwe. Ndi yoyenera makanda aang'ono ndi amayi apakati, koma ikhoza kukwiyitsa maso. Nthawi yotetezera ndi yochepa ndipo mphamvu yoteteza ndi yocheperako pang'ono kuposa DEET, yomwe ndi yoyenera kwambiri poteteza kwakanthawi kochepa. Yakhala ikugwiritsidwa ntchito ku Europe kwa zaka zoposa 20 ndipo imaonedwa kuti ndi mankhwala ophera tizilombo toyambitsa matenda osiyanasiyana komanso osaopsa kuposa DEET. Kafukufuku watsimikizira kuti DEET ilibe poizoni woonekeratu ikamezedwa ndi njira yodyetsera m'mimba, ikapemidwa ndi njira yopumira, kapena ikagwiritsidwa ntchito pakhungu, ndipo ingagwiritsidwe ntchito kangapo. Ili ndi ubwino wosakhala ndi ziwengo, osalola khungu kulowa, komanso wopanda vuto la chilengedwe. Ndi yoyenera makanda aang'ono ndi amayi apakati, koma ikhoza kukwiyitsa maso. Nthawi yodzitetezera ndi yochepa ndipo mphamvu yodzitetezera ndi yocheperako pang'ono kuposa DEET, yomwe ndi yoyenera kwambiri pa chitetezo cha kanthawi kochepa.

BAAPE ndi mankhwala ophera tizilombo amphamvu kwambiri omwe amathamangitsa ntchentche, nsabwe, nyerere, udzudzu, mphemvu, ntchentche, ntchentche, utitiri wa flat utitiri, utitiri wa mchenga, utitiri wa mchenga, utitiri wa mchenga, ntchentche za cicadas, ndi zina zotero. Mankhwala ophera tizilombo; mphamvu yake yophera tizilombo imakhala nthawi yayitali ndipo ingagwiritsidwe ntchito m'malo osiyanasiyana a nyengo. Ndi yokhazikika pa mankhwala pansi pa mikhalidwe yogwiritsidwa ntchito ndipo imakhala yolimba kwambiri pa kutentha komanso yolimba thukuta kwambiri. BAAPE imagwirizana bwino ndi zodzoladzola ndi mankhwala omwe amagwiritsidwa ntchito nthawi zambiri. Itha kupangidwa kukhala mayankho, ma emulsions, mafuta odzola, zokutira, ma gels, ma aerosols, ma coil a udzudzu, ma microcapsules ndi mankhwala ena apadera ophera tizilombo, ndipo imathanso kuwonjezeredwa kuzinthu zina. Kapena muzinthu zina (monga madzi a chimbudzi, madzi ophera udzudzu), kotero kuti imakhala ndi mphamvu yophera tizilombo.

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BAAPE ili ndi ubwino wosakhala ndi zotsatirapo zoyipa pakhungu ndi mucous membranes, palibe ziwengo, komanso palibe kulowa kwa khungu.

Kapangidwe kake: Madzi owoneka bwino opanda utoto kapena achikasu owala, ndi mankhwala abwino kwambiri ophera udzudzu. Poyerekeza ndi mankhwala ophera udzudzu wamba (DEET, omwe amadziwika kuti DEET), ali ndi mawonekedwe odziwika bwino a poizoni wochepa, kukwiya pang'ono, komanso nthawi yayitali yophera udzudzu. , chinthu choyenera cholowa m'malo mwa mankhwala ophera udzudzu wamba.

Kapangidwe ka thupi ndi mankhwala

Ethyl N-acetyl-N-butyl-β-alaninate
CAS: 52304-36-6
Fomula ya maselo: C11H21NO3
Kulemera kwa maselo: 215.29
Kuchulukana 1.0±0.1 g/cm3
Malo otentha 314.8±25.0 °C pa 760 mmHg
Malo owunikira 144.2±23.2 °C
Kulemera kwenikweni 215.152145
PSA 46.61000LogP 1.65
Kuthamanga kwa nthunzi 0.0±0.7 mmHg pa 25°C
Chizindikiro cha refractive 1.450
Malo osungira 2-8C

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Nthawi yotumizira: Juni-14-2024