Video: Cov kuab tshuaj raws li cov tshuaj yog dab tsi?
2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17
Lub sij hawm ' kuab tshuaj ' yog siv rau ntau tus tshuaj tshuaj uas yog siv los yaj los yog dilute lwm yam khoom los yog cov ntaub ntawv. Lawv feem ntau yog cov kua organic. Ntau cov kuab tshuaj kuj tseem siv tau ua tshuaj intermediates, fuels, thiab raws li cov khoom ntawm ntau yam khoom.
Ua raws li qhov kev pom no, dab tsi yog ib qho kuab tshuaj raws li kev ntxuav?
Lub peb hlis ntuj 16, 2018 / in Cov kuab tshuaj / los ntawm Vincent Mancuso. Tsis zoo li dej raws li tus ntxhua khaub ncaws uas muaj dej ua cov khoom tseem ceeb, a kuab tshuaj raws li huv nta ib los yog ntau yam tshuaj ua cov khoom tseem ceeb. Dej raws li cov tshuaj ntxuav tes tuaj yeem ua tau zoo ntawm kev tshem tawm cov khoom hnyav xws li kuab tshuaj raws li cov tshuaj ntxuav.
Cov piv txwv ntawm cov kuab tshuaj ntxuav yog dab tsi? Solvent Cleaners Ib co piv txwv ntawm muaj zog ntxuav cov kuab tshuaj yog acetone, methyl ethyl ketone, toluene, nPB, thiab trichlorethylene (TCE). Hom mob me cov kuab tshuaj suav nrog isopropyl cawv, glycerin, thiab propylene glycol.
Raws li txoj cai, qhov hnyav ua los ntawm dab tsi?
A kuab tshuaj yog ib yam khoom uas dhau los ua kev daws teeb meem los ntawm dissolving ib qho khoom, kua, los yog gaseous solute. A kuab tshuaj feem ntau yog cov kua, tab sis kuj tuaj yeem ua tau ib qho khoom lossis roj. Feem ntau kuab tshuaj hauv lub neej txhua hnub yog dej. Feem ntau lwm yam-siv cov kuab tshuaj yog cov organic (carbon-muaj) tshuaj.
Cov kuab tshuaj nquag yog dab tsi?
Solvent Molecules Cov kuab tshuaj yog cov kua ua kua uas yaj cov kuab tshuaj. Cov kuab tshuaj yog ib feem ntawm cov tshuaj uas muaj nyob rau hauv ntau dua. Tej zaum qhov hnyav tshaj plaws hauv lub neej niaj hnub yog dej. Ntau lwm cov kuab tshuaj yog cov organic tebchaw, xws li benzene, tetrachloroethylene, lossis turpentine.
Pom zoo:
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Cov kuab tshuaj raws li cov tshuaj ntxuav yog dab tsi?
Solvent Cleaners Solvent-based cleaners tseem nrov hauv cov ntawv thov kev lag luam vim lawv lub zog ntxuav; lawv tshem tawm cov tuab, ci rau cov roj, av, ntim, cov kua dej, thiab cov roj. Qee qhov piv txwv ntawm kev ntxuav cov kuab tshuaj muaj zog yog acetone, methyl ethyl ketone, toluene, nPB, thiab trichlorethylene (TCE)
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