Cov khoom lag luam
Methanol yog qhov tseeb, cov kua dej tsis muaj kob, thiab keeb kwm ntawm cov ntoo thiab cov kab mob me me. Keeb kwm}}}}}} acetic acid, thiab lwm yam .; tuaj yeem siv tau roj rau tsheb, thiab lwm yam {{}}; Nws kuj tseem siv tau los ua cov kuab tshuaj, thiab ua lub luag haujlwm tseem ceeb hauv kev sib xyaw ntawm cov tshuaj thiab tshuaj tua kab {}}
| Ceev | 0.792 g / cm3 |
| Melting taw tes | -97.6 Degree (-143.7 Degree F; 175.6 K) |
| Kub taw tes | 64.7 Qib (148.5 Degree F; 337.8 k) |
|
Solubility hauv dej |
kom ua kom tiav |
| phau ntawv ceev xwmP | −0.69 |
| Vapor siab | 13.02 KPA (ntawm 20 degree) |
| Acidity (PKa) | 15.5 |
| Cov pa hluavtaws conjugate | Methyloxonium |
| Conjugate puag | Mehlanic |
|
Sib Nqus Tau Zoo (χ) |
−21.40·10−6cm3mol |
|
Cov indexial index (nD) |
1.33141 |
| Viscosity | 0.545 MPA-· S (ntawm 25 degree) |
|
Lub caij dipole |
1.69 D |
Chaw Cia Khoom
- Yuav tsum muaj ib puag ncig: yuav tsum muab tso rau hauv lub tsev rau khoom txias thiab muaj cua sov, thiab kub ntawm lub tsev rau khoom yuav tsum tsis pub tshaj 30 degree.
- Cais xwb: nws yuav tsum tau muab cais cais los ntawm oxidants, acids,}}} kom tiv thaiv kev ua phem rau kev ua phem.
- Cov khoom siv kev nyab xeeb: Lub chaw rau khoom yog nruab nrog ntau yam thiab cov khoom siv hluav taws xob muaj kev sib ntaus sib tua hluav taws xob thiab kev siv hluav taws xob muaj kev haus luam yeeb thaum muaj xwm ceev.
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: Puas yog koj ua lag luam tuam txhab lossis cov chaw tsim khoom?
A: Peb yog lub Hoobkas .
Q: Ntev npaum li cas yog koj lub sijhawm khoom xa tuaj?
A: Feem ntau nws yog {{{{}} hnub yog tias cov khoom nyob hauv Tshuag {}}}}}}}}}} Yog tsis muaj nuj nqis .
Q: Koj puas muab cov qauv? Puas yog nws pub dawb lossis ntxiv?
A: Yog, peb tuaj yeem muab cov qauv pub dawb xwb tab sis tsis them tus nqi ntawm freight .
Q: Koj cov nqe lus ntawm kev them nyiaj yog dab tsi?
A: 1.30% TT tso nyiaj thiab 70% daim ntawv ntawm B / L. 2. lrrevocable 100% LC thaum pom
Q: Koj tuaj yeem tsim cov khoom lag luam customized?
A: Thov muab cov khoom lag luam specification koj xav tau, peb yuav tawm tswv yim rau koj tom qab tshuaj ntsuam xyuas .
Q: Koj muab cov ntaub ntawv dab tsi?
A: Feem ntau, peb muab cov ntawv sau nqi rau cov khoom lag luam, chaw thau khoom, npe, daim ntawv pov thawj ntawm keeb kwm .
Cim npe nrov: Tsis muaj xim organic suav txog methanol ua hauj lwm methanol ua hauj lwm {{} {} {}67-56-1 cov chaw tsim khoom, cov chaw tsim khoom, Hoobkas