Cov khoom lag luam
Tsis muaj ethanol yog cov kua tsis muaj xim thiab cov tshuaj lom neeg muaj zog ntau, tuaj yeem hloov pauv ntawm cov tshuaj kub thiab ua haujlwm ntawm cov khoom siv cua sov thiab categentys, thiab tseem tuaj yeem koom nrog kev siv hluav taws xob kev tawm tsam .
| Kev tshwm sim | Muaj kua tsis muaj xim |
| Tus ntxhiab | Caw-zoo li, pungent |
| Ceev | 0.78945 g / cm3(ntawm 20 degree) |
| Melting taw tes | -114.14 ± 0.03 Qib (-173.45 ± 0.05 Qib F; 159.01 ± 0.03 k) |
| Kub taw tes | 78.23 ± 0.09 Qib (172.81 ± 0.16 Degree F; 351.38 ± 0.09 k) |
|
Solubility hauv dej |
Kom ua kom tiav |
| phau ntawv ceev xwmP | −0.18 |
| Vapor siab | 5.95 KPA (ntawm 20 degree) |
| Acidity (PKa) | 15.9 (H2O), 29.8 (dmo) |
|
Sib Nqus Tau Zoo (χ) |
−33.60·10−6cm3mol |
|
Cov indexial index (nD) |
1.3611 |
| Viscosity | 1.2 Mpa-as (ntawm 20 degree), 1.07 mpa-· s (ntawm 25 degree) |
|
Lub caij dipole |
1.69 D |
Kev siv
- Kuab: dav siv raws li cov kuab tshuaj hauv tshuaj, tshuaj, pleev xim, number case thiab lwm yam lag luam .
- Roj: Kev Siv Tsis Txaus Siab tuaj yeem siv roj ntxiv, lossis siv roj av ib leeg hauv qee cov khoom siv cua sov tshwj xeeb lossis cov cua sov me me}
- Kom tsis muaj menyuam: nws kuj tseem tuaj yeem siv los siv rau cov khoom siv kho mob thiab lwm yam}}}}}}
- Cov Khoom Siv Tshuaj Cov Khoom Siv Tshuaj: Tsis Txaus Txhoj Nethanol yog cov khoom siv tseem ceeb rau kev npaj ntawm ntau lub luag haujlwm ethance hauv cov synthic synthesis.
Tuam txhab tau
Gnee tshwj xeeb hauv kev lag luam kev lag luam thoob ntiaj teb thiab tau teeb tsa nws cov sights ntawm kev ua ib qho kev sib tw thoob ntiaj teb {}}
Lub tuam txhab muaj ntau caum qhov kev paub hauv kev tsim thiab muag cov tshuaj zoo, muab cov tshuaj organic, biochemicals, cov khoom lag luam .
Peb muaj cov kws tshaj lij R & D Team . Peb pab neeg ntau dua 200}
Peb ua raws li lub hauv paus ntsiab lus ntawm "ua ib qho zoo ua ntej" thiab tau teeb tsa cov qauv ntsuas kom nruj rau txhua theem ntawm txhua theem ntawm cov txheej txheem ntau lawm.
Saib xyuas cov tshuaj xyuas zoo saib xyuas cov txheej txheem ntau lawm ntawm txhua cov khoom lag luam kom ntseeg tau tias qhov zoo tshaj plaws tshuaj lom neeg .
Txais tos tiv tauj peb kom paub meej ntxiv, peb yuav muab koj tus nqi sib tw tshaj plaws!
Cov FAQ
Q: Koj txais nyiaj them dab tsi?
A: Peb lees txais ntau txoj kev them nyiaj, xws li T / T (Telegraphic Hloov), thiab Word Contints raws li kev sib cog lus thiab cov xwm txheej tshwj xeeb ntawm kev hloov pauv.
Q: Koj yuav nkoj koj cov khoom siv tshuaj lom li cas?
A: Peb tuaj yeem xaiv cov kev thauj mus los sib txawv raws li lub hom phiaj thiab cov yam ntxwv ntawm cov tuam txhab kev thauj mus los muaj kev nyab xeeb thiab muaj kev nyab xeeb ntawm cov khoom lag luam .
Q: Nyob rau hauv dab tsi tshwm sim kuv tuaj yeem rov qab los yog pauv cov khoom lag luam?
A: Yog tias cov khoom koj tau txais yog pom muaj cov teeb meem lossis tsis sib xws li cas los xij, cov khoom lag luam yuav tsum yog nyob rau hauv lawv cov qauv qub thiab ntim.
Q: Kuv tuaj yeem tiv tauj koj li cas tom qab - kev pabcuam muag khoom?
A: Koj tuaj yeem tiv toj peb tom qab - Kev Pab Cuam Tshuam los ntawm email, xov tooj, lossis kev thov kev ua haujlwm siab rau koj kom ntseeg tau tias koj txaus siab .
Cim npe nrov: Tshuaj lom neeg muaj kuab tshuaj tsis zoo ethanol cas 64-17-5}}}}}} chaw tsim khoom, cov chaw tsim khoom, Hoobkas