Video: Dab tsi yog hauv isopropyl rub cawv?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Isopropyl cawv (C3H8O), tseem hu ua rub cawv , yog cawv sib tov npaj rau sab nraud siv ua tshuaj tua kab mob; nws feem ntau muaj 70% los ntawm qhov ntim ntawm qhov tseeb cawv los yog isopropyl cawv ; qhov seem muaj dej, denaturants, thiab roj naj hoom; siv los ua rubefacient rau cov leeg thiab mob ib ce thiab
Yog li ntawd, isopropyl rub cawv siv rau dab tsi?
Isopropyl cawv dissolves ntau yam ntawm cov tsis-ncov qaumteb qabteb sib txuas. Nws kuj tseem evaporates sai, tawm ze li ntawm xoom cov cim roj, piv rau ethanol , thiab yog qhov tsis muaj tshuaj lom, piv rau lwm cov kuab tshuaj. Yog li, nws yog siv dav raws li cov kuab tshuaj thiab ua cov tshuaj ntxuav, tshwj xeeb tshaj yog rau cov roj yaj.
Kuj Paub, koj puas tuaj yeem ua cawv isopropyl? Qhuav ntawm Isopropyl Cawv Isopropyl cawv tuaj yeem raug tsim los ntawm peb txoj kev sib txawv. Cov no yog cov dej tsis ncaj qha ntawm propylene, cov dej ncaj qha ntawm propylene thiab catalytic hydrogenation ntawm acetone.
Tsis tas li, isopropyl cawv zoo ib yam li rub cawv?
Rub cawv yog ib yam isopropyl cawv lub ethyl cawv uas tau tov nrog dej. Isopropyl -cov rub cawv tsis muaj ethyl cawv uas koj xav tau hauv cov dej cawv; thiab ethyl-based rub cawv siv denatured cawv , uas suav nrog yam tsawg ib yam tshuaj lom uas ua rau nws lom.
Puas yog isopropyl cawv nyab xeeb siv rau ntawm daim tawv nqaij?
Isopropyl cawv yog nkag tau yooj yim los ntawm tawv nqaij , yog li nchuav nyiaj ntau ntawm IPA rau ntawm tawv nqaij yuav ua rau lom lom. Tus nqi me me ntawm IPA ntawm tawv nqaij feem ntau tsis txaus ntshai, tab sis rov ua dua tawv nqaij kis tau tuaj yeem ua rau khaus, liab, ua pob, qhuav, thiab tawg. Ntev tawv nqaij kev sib cuag tuaj yeem ua rau xeb.
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