Video: Peb puas tuaj yeem siv ethanol hauv teeb roj?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
4. Sau cov teeb nrog ib tug haum roj: denaturedor ethyl cawv (tseem hu ua ethyl cawv , ethanol lossis ethyl hydrate) nrog rau cawv cov ntsiab lus ntawm 90% lossis siab dua. Koj ua tau kuj siv isopropyl (rubbing) cawv nrog ib cawv cov ntsiab lus ntawm 90% lossis siab dua.
Ua li no, koj siv cawv dab tsi hauv lub teeb cawv?
Hom roj yog denatured cawv , methanol, orisopropanol. Ib cap siv raws li tus neeg tua hluav taws kom tua hluav taws.
Ib yam li ntawd, kev siv lub teeb cawv cawv hauv chav kuaj yog dab tsi? Ib cawv teeb yog siv rau cua sov, kom tsis muaj menyuam, thiab kev sib txuas hauv a kuaj . Cov cawv siv lub teeb ethyl cawv los yog ntsuj plig li afuel.
Ib qho ntxiv, tus ntsuj plig twg yog siv rau hauv lub teeb ntsuj plig?
A ntsuj plig teeb siv ethanol ie.ethyl cawv ua roj. Nws yog feem ntau siv hauv chaw kuaj mob. Ntsuj Plig teeb kuj hu ua ib cawv.
Koj puas tuaj yeem siv dej cawv hauv lub qhov cub cawv?
Raug cawv qhov cub siv Methyl (methanol), Denatured los yog Grain cawv ua haujlwm, txawm li cas los xij, Isopropyl roj tsis pom zoo li qub cawv qhov cub.
Pom zoo:
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