Cov khoom lag luam
M-XYLENE (META-XYOO) yog cov ntxhiab hydrocarbon. Nws yog ib qho ntawm peb lub npe ntawm dimethylenzene paub sib xyaw ua xylenes.
|
Tshuaj Cov Qauv |
C8H10 |
| Tus hniav loj | 106.16 g \/ mol |
| Kev tshwm sim | Muaj kua tsis muaj xim |
| Tus ntxhiab | Muaj ntxhiab nyob rau hauv cov siab |
| Ceev | {{0 {0}}. {86 g \/ ml |
| Melting taw tes | -48 degree (-54 degree f; 225 k) |
| Kub taw tes | 139 Qib (282 Qib F; 412 K) |
| Vapor siab | 9 mmhg (20 degree) |
|
Sib Nqus Tau Zoo (χ) |
-76.56·10−6cm3mol |
|
Cov indexial index (nD) |
1.49722 |
| Viscosity | {{{0}}}. 8059 cp ntawm 0 degree {{0 {}}. 6200 CP ntawm 20 degree |
|
Lub caij dipole |
0.33-0.37 D |
Kev siv
- M-Xylene yog tsim los ntawm M-Xylene los ntawm cov tshuaj tiv thaiv, uas yog siv nyob rau hauv synthesis ntawm unsatural polyester cov khoom lag luam thiab lwm cov ntaub ntawv siab; Nws yog koom nrog hauv kev sib raug zoo ntawm polyester fibers nrog qhov dye qhov zas thiab UV tsis kam; Hauv kev lag luam roj hmab, nws tuaj yeem siv los ua cov kuab tshuaj lossis kev koom tes nrog cov tshuaj tiv thaiv.
- Nyob rau hauv cov xim thiab number kev lag luam, m-brohlene tuaj yeem ploj cov resins thiab cov pigments; siv los ua cov nplaum kom txhim kho adhesion rau ntau cov ntaub ntawv; Nws tseem tuaj yeem ntxuav cov hlau thiab hluav taws xob hauv hluav taws xob.
- Raws li Petrol Additive, M-Xylene yog siv los txhim kho oxia tus lej; Hauv cov synthic synthesis, nws yog siv los ua cov ntaub ntawv raw rau hluavtaws ntawm cov tshuaj tua kab, kws tshuaj thiab lwm yam kev npaj ua kom zoo.
Hom tau txais txiaj ntsig ntawm Gneegio:
1. Zoo siab, tus nqi sib tw, cov kev pabcuam zoo.
2. Nws yog cov neeg siv txoj cai xaiv lub pob.
3. Nws yog tus neeg siv khoom txoj cai xaiv cov kev ntim rau lawv cov khoom los ntawm ntau txoj kev ntim khoom siv tau zoo tsis ntev los no.
4. Qhov tshwj xeeb yog ua tau thaum tus neeg xaj xaj yog qhov loj txaus, suav nrog txoj cai luv nqi.
5. Peb lub tuam txhab cog lus kom xa cov neeg siv khoom pob rau nws txhais tes kom nyab xeeb, lossis peb yuav them rau tag nrho cov kev poob thiab kev ua haujlwm.
Tuam txhab tau
Ua raws li kev ua lag luam lub tswv yim ntawm "thev naus laus zis, kev lag luam thiab kev ntseeg siab tshaj plaws thiab hwm kev lag luam hauv kev lag luam tshuaj los ntawm kev koom tes kev koom tes kev koom tes ua haujlwm ncaj qha. Peb yuav tsim kev ua tau zoo los ntawm kev tswj hwm thiab kev tswj hwm tau zoo thiab pab pawg kev tswj hwm kev ua haujlwm.
Txais tos tiv tauj peb kom paub meej ntxiv, peb yuav muab koj tus nqi sib tw tshaj plaws!
Cov FAQ
Q: Yuav ua li cas txog koj tus nqi?
A: Hoobkas Nqe.Koj tuaj yeem xa koj cov lus nug (khoom lag luam, kom muaj nuj nqis, cov lus uas koj xav tau) rau peb dawb do. Peb tuaj yeem tiv tauj nrog koj li ntawm 24 teev.
Q: Koj MOQ yog dab tsi?
A: Koj tuaj yeem ntsuas cov qauv xws li ob peb grams \/ kilograms.
B.Koj tseem tuaj yeem tso ib qho kev txiav txim me xws li ib \/ ob peb lub nruas ua ib txoj kev txiav txim. Tom qab ntawd koj tuaj yeem tso cov kev txiav txim loj tom qab koj kuaj. Peb muaj kev ntseeg siab txog peb qhov zoo.
Q: Koj lub sijhawm xa khoom dab tsi?
A: Feem ntau cov zaub mov xa tuaj yuav ua nyob rau hauv 7-15 hnub tawm tsam kev paub tseeb.
Q: Yuav ua li cas kom tau txais cov lus hais?
A: Peb xav tau qee lub sijhawm los xam thiab xav tau cov ntaub ntawv tshwj xeeb los ntawm koj.Qhov kev xav tau rau cov lus hais yuav txawv ntawm cov khoom sib txawv.
Xws li:
a. Cov txheej txheem thiab khoom lag luam twg.
b. Cov khoom siv thiab loj.
c. Txiav txim kom muaj nuj nqis.
Cim npe nrov: Muaj Siab Purity 99% M-Xylene Solvents Cas {2}} m-shylene satove}} C8H10 tuam ntxhab, cov chaw tsim khoom, Hoobkas