Cov khoom lag luam
Ethylene glycol Monobutyl ether yog ib qho tsis muaj kob nrog dej, ethanol, eteetone thiab lwm yam tshuaj emvents {}}
| Kev tshwm sim | Ntshiab, tsis muaj kua |
| Ceev | 0.90 g / cm3, kua |
| Melting taw tes | -77 Degree (-107℃f; 196 k) |
| Kub taw tes | 171 Qib (340 Qib F; 444 k) |
|
Solubility hauv dej |
Tsis meej (thiab nyob rau hauv feem ntau cov kuab tshuaj organic) |
| Vapor siab | 0.8 mmhg |
| Acidity (PKa) | High PkaRau -OH pab pawg |
|
Cov indexial index (nD) |
1.4198 (20 degree) |
| Viscosity | 2.9 CP ntawm 25℃(77℃f) |
|
Lub caij dipole |
2.08 D |
Kev siv
- Cov kuab tshuaj: Ethylene glycol aset yog ib qho zoo heev, siv tau dav nyob rau hauv cov xim, kua qaub, nplaum thiab lwm yam kev lag luam .
- Tu tus neeg saib xyuas: nws muaj kev pab cuam zoo thiab kev siv hluav taws xob, siv hluav taws xob sib xyaw, thiab tsis yog xeb rau cov hlau thiab hluav taws xob.
- Lwm yam kev siv: ethylene glycol ill yog siv los ua cov kuab tshuaj roj nqus thiab muag rau hauv kev lag luam textile; siv rau degreasing thiab softening kho tawv hauv kev lag luam tawv; kuj siv tau nyob rau hauv nruab nrab hauv synthic synthesis rau kev npaj ntawm esters, kev pab thiab lwm cov tebchaw .
Yuav tsum yuav tsum tau cia
- Khaws rau hauv qhov chaw ua si txias, tshuab ua kom sov .
- Cia kom deb ntawm hluav taws thiab cua sov . qhov kev cia kub yuav tsum tsis pub tshaj 37 degree, khaws lub thawv ntim .
- Nws yuav tsum tau muab cais cais los ntawm cov neeg sawv cev oxidising, acids, alkalis, thiab lwm yam}}, thiab yuav tsum tsis txhob sib xyaw .
- Txais yuav nqaij tawg-pov thawj teeb pom kev zoo thiab cov chaw cua sov.
- Txwv tsis pub siv cov cuab yeej siv neeg kho mob thiab cov cuab yeej uas yooj yim los tsim cov txim taws {}}
- Cov chaw cia khoom yuav tsum tau nruab nrog cov khoom siv kom muaj xwm ceev thiab cov khoom vaj tse tsim nyog .
Tuam txhab tau
Hauv kaum xyoo dhau los, GNEE tau pab peb cov neeg tau ua tiav ntau txhiab tus mob loj thiab peb tau txais txiaj ntsig rau peb cov neeg siv khoom zoo rau peb cov neeg tau txais txiaj ntsig zoo rau peb cov neeg tau txais kev vam meej rau peb cov neeg siv khoom zoo
Cov FAQ
Q: Thaum twg cov zaub mov xa tuaj?
A: Cov zaub mov xa tuaj yuav tau ua nyob rau hauv 5-10 hnub tom qab tau txais kev them nyiaj yug {.
Q: Koj tus qauv los xyuas kom meej qhov zoo ntawm koj cov khoom?
A: Peb nruj ua raws li 6 kauj ruam rau kev tswj hwm zoo, pib los ntawm cov khoom siv raw, pib los ntawm cov khoom lag luam tiav rau cov khoom tiav tawm hauv lub hoobkas.
Q: Yuav ntev npaum li cas rau kuv kom tau txais cov qauv?
A: Peb yuav xa cov qauv tsis pub dhau {{}}}}}}5-7 Ua haujlwm hnub {}}
Q: Koj txais cov txheej txheem them nqi dab tsi?
A: Peb lees txais 50% them ua ntej lossis 100% them rau pom, lossis lwm txoj kev them nyiaj, yuav tsum sib tham.
Q: Qhov kev txiav txim yam tsawg kawg nkaus?
A: Feem ntau qhov kev txiav txim yam tsawg kawg nkaus yog 1kg, uas tuaj yeem siv ua piv txwv rau cov khoom lag luam tshwj xeeb yog 20 gram .
Cim npe nrov: Tsis muaj xim thiab cov kuab tshuaj muaj kuab dawb glycole glycol Monobutyl {} Tsis muaj xim}}111-76-2 Cov chaw tsim khoom, cov chaw tsim khoom, Hoobkas