Cov khoom lag luam
Khoom npe: O - cresol
Txhais tau: 2-cresol
CAS: 95-48-7
Mf: c7h8o
MW: 108.14
Einecs: 202-423-8
Ntws: 1.048 g / cm3
Melting taw tes: 29-31 degree
Boint Taw tes: 191 Qib
Ntim: 1 L / Lub raj mis, 25 L / Nruas, 200 l / Nruas
Solubility: yaj nyob rau hauv sodium hydroceide daws, me ntsis soluble hauv dej. Dissolve hauv cov kuab tshuaj organic xws li Ethanol thiab Etaws.
Kev qhia tshwj xeeb
| Cov khoom | Cov lus qhia |
|
Kev tshwm sim |
Tsis muaj kob kua lossis dawb siv lead |
| Kev coj dawb huv |
Ntau dua los yog sib npaug rau 99% |
| Xim (APHA) | Tsawg dua los yog sib npaug rau 30 |
| Ywg dej | Tsawg dua los yog sib npaug rau 0.5% |
Daim ntawv thov
o {- cresol yog ib qho khoom siv raw tshuaj uas muaj kev sib tw ntau dav hauv ntau daim teb:
Kws Tshuaj Teb:
O - Cresol muaj cov tshuaj tua kab mob thiab siv cov tshuaj tua kab mob thiab cov tshuaj tua kab mob antibacts.
Tshuaj Ntau Lawm:
O - cresol yog cov khoom siv raw rau cov hluavtaws, cov tshuaj ntsuab, thiab muaj peev xwm siv tau ua cov khoom siv rau hauv cov sebacic acid. Tsis tas li ntawd, nws cov derivatives tuaj yeem siv los siv tshuaj lom neeg zoo xws li antioxidants thiab polymerization inibitors.
Muaj Ntaub Ntawv:
Raws li kev tshawb nrhiav reagent, O -} cresol yog siv rau kev kuaj pom ntawm nitrate, arsenate thiab lwm yam tshuaj; Raws li lub tshuab yas ntim rau hauv yas ua, nws txhim kho qhov yooj yim ntawm cov ntaub ntawv.
Chaw ntim khoom
Khaws rau hauv lub tsev rau khoom txias thiab muaj cua rau hauv av, deb ntawm cov chaw ntawm hluav taws thiab cua sov.
Zam kev sib cuag nrog huab cua, Foob thiab khaws cia cais los ntawm oxidants, alkalis thiab cov tshuaj muaj khoom noj.
Ntim
Kev Thauj Mus Los & Kev Them Nyiaj
Hais Txog Tsheb Thauj Mus Los
* Peb tuaj yeem muab ntau hom thauj raws li cov neeg siv khoom 'xav tau.
*Thaum qhov ntau me me, peb tuaj yeem xa khoom los ntawm huab cua lossis thoob ntiaj teb, ua kom muaj kev pab pawg ua haujlwm tshwj xeeb thiab ntau yam kev thoob ntiaj teb.
* Thaum qhov ntau yog loj, peb tuaj yeem xa nkoj los ntawm hiav txwv los xaiv chaw nres nkoj.
* Dhau li, peb kuj tuaj yeem muab cov kev pabcuam tshwj xeeb raws li cov neeg siv khoom siv 'kev xav tau thiab cov khoom lag luam.
*Peb tuaj yeem muab ntau txoj kev them nyiaj rau cov neeg siv khoom xaiv.
*Thaum tus nqi me me, cov neeg yuav khoom feem ntau them nyiaj los ntawm Paypal, Western Union, Alibaba, thiab lwm yam.
*Thaum tus nqi loj, cov neeg siv khoom feem ntau them nyiaj los ntawm T / T, L / C thaum pom, Alibaba, thiab lwm yam.
*Dhau li, ntau dua thiab ntau tus neeg muas zaub yuav siv cov neeg siv khoom ib ntus lossis wechat them nyiaj kom them nyiaj.
Tiv Tauj Peb
Cim npe nrov: o {- cresol / 2 {{}}, Suav, Suav, Suav, Tuam Tshoj Chaw Tsim Tshuaj
