Txheej txheem cej luam
Ethylene glycol (EG), tseem hu ua monoethylene glycol (MEG), yog cov xim tsis muaj xim, tsis muaj ntxhiab, kua nplaum me ntsis nrog cov tshuaj formula C₂H₆O₂ thiab CAS Tsis yog. 107-21-1. Nws yog dav siv los ua cov tshuaj tua kab mob thiab ua kom txias, cua sov- hloov cov kua dej, cov kuab tshuaj, thiab cov khoom siv raw rau polyester thiab cov khoom ua kom sov.
MEG muaj qhov chaw txias txias thiab qhov kub kub kub, ua rau nws muaj txiaj ntsig tshwj xeeb yog qhov yuav tsum tau tswj qhov kub thiab txias. Nws yog ib qho tseem ceeb muaj tshuaj siv nyob rau hauv tsheb, HVAC, tub yees, yas, textiles, thiab tshuaj raug tsim.
Nqe Lus Nug 1: Kev siv tseem ceeb ntawm ethylene glycol (CAS 107-21-1) yog dab tsi?
Teb:Ethylene glycol (MEG)feem ntau yog siv los ua cov tshuaj tiv thaiv kab mob thiab ua kom txias hauv kev siv tsheb thiab kev lag luam. Nws qhov qis qis qis thiab qhov kub kub siab ua rau nws ua haujlwm zoo hauv kev tswj qhov kub thiab txias. Nws kuj nquag ua hauj lwm hauv cov dej hloov hluav taws xob, cov tshuab tub yees thiab cov txheej txheem tsim khoom raws li cov kuab tshuaj. Vim nws cov kev ua tau zoo hauv kev tswj cov cua sov, nws yog ib qho tseem ceeb rau kev ua kom pom kev ua haujlwm ntawm lub tshuab thiab tiv thaiv corrosion.
Lwm cov ntawv thov tseem ceeb suav nrog:
- Automotive antifreeze thiab cav coolant
- Kev lag luam kub-hloov kua
- HVAC thiab tub yees tshuab
- Cua sov thiab cua txias tshuab
- Solvent applications
- Polyester fiber ntau manufacturing
- PET resin thiab yas ntau lawm
- Chemical intermediates thiab industrial manufacturing
Nws ua ke ntawm dej miscibility thiab zoo cua sov-hloov cov khoom ua rau ethylene glycol yog ib qho tseem ceeb raw khoom rau kub- tswj kev siv.
Nqe Lus Nug 2: Puas yog Ethylene Glycol haum rau kev siv zaub mov?
Teb: Tsis yog. Ethylene glycol (CAS 107-}21-1) yog tshuaj lom thiab ua rau muaj kev phom sij rau kev noj qab haus huv yog tias noj, yog li nws tsis haum rau kev siv zaub mov. Txawm hais tias nws tau siv dav hauv cov chaw tsim khoom, kev ntsuas kev nyab xeeb yuav tsum raug coj los tiv thaiv kev raug mob. Rau cov ntawv thov zaub mov, lwm txoj kev nyab xeeb xws li propylene glycol raug pom zoo.
Nqe Lus Nug 3: Vim li cas Ethylene Glycol siv los ua Antifreeze?
Teb: MEG yog dav siv nyob rau hauv antifreeze formulations vim hais tias nws hloov lub freezing thiab boiling cwj pwm ntawm dej.
Cov dej ntshiab khov ntawm 0 degree, thaum cov dej tsim nyog tsim nyog -MEG sib tov tuaj yeem ua kua ntawm qhov kub thiab txias. Cov sib tov kuj tseem muab kev tiv thaiv zoo tiv thaiv overheating vim nws qhov kub ntawm qhov kub siab tshaj qhov dej.
Vim li no, ethylene glycol-raws li coolants feem ntau yog siv nyob rau hauv:
- Cov neeg caij tsheb
- Tsheb thiab tsheb ua lag luam
- Muaj cua txias tshuab
- Cov khoom siv HVAC
- Cov khoom siv tub yees
- Thaum tshav kub kub-hloov tshuab
Qhov tseeb MEG concentration yuav tsum raug xaiv raws li cov khoom tsim khoom tshwj xeeb thiab qhov xav tau ntawm kev ua haujlwm kub.
Nqe Lus Nug 4: Cov kua ethylene glycol puas siv tau rau txhua hom tsheb?
Teb: Thaum nws tuaj yeem siv tau rau hauv ntau lub tsheb, nws yog ib qho tseem ceeb los xyuas cov chaw tsim khoom tshwj xeeb rau koj lub tsheb. Qee cov qauv tshiab yuav xav tau cov qauv tshwj xeeb lossis cov khoom ntxiv kom ua tau raws li cov qauv kev ua haujlwm. Kev siv cov khoom tsis raug tuaj yeem ua rau overheating lossis teeb meem ntawm lub cav. Yog li ntawd, nco ntsoov sab laj nrog koj phau ntawv tsheb lossis ib tus kws kho tsheb kom paub tseeb tias koj lub tsheb tau sib xws nrog ethylene glycol coolant systems thiab kom paub tseeb tias lub cav ua haujlwm tau zoo.
Nqe Lus Nug 5: Kuv yuav tsum tau ceev faj txog kev nyab xeeb li cas thaum tuav Ethylene Glycol (CAS 107-21-1)?
Teb: Thaum tuavEG (CAS 107-21-1), nws yog ib qho tseem ceeb uas yuav tsum hnav khaub ncaws tiv thaiv, nrog rau cov hnab looj tes thiab tsom iav, kom tsis txhob sib cuag nrog daim tawv nqaij thiab qhov muag. Tsis tas li ntawd, xyuas kom muaj qhov cua txaus hauv qhov chaw ua haujlwm kom txo qis qhov nqus pa. Raws li EG muaj kev phom sij yog tias noj, nws yuav tsum tau khaws cia kom ruaj ntseg ntawm qhov ncav cuag ntawm cov menyuam yaus thiab tsiaj. Thaum siv rau hauv kev siv tsheb lossis kev lag luam, txhua qhov txeej yuav tsum raug ntxuav tam sim ntawd raws li cov txheej txheem cuam tshuam los tiv thaiv ib puag ncig.
Nqe Lus Nug 6: Yuav Ua Li Cas Ethylene Glycol CAS 107-21-1 Yuav Khaws Cia?
Teb: Khaws MEG hauv qhov txias, qhuav, thiab zoo- qhov cua qhov chaw, kom deb ntawm tshav ntuj ncaj qha thiab cov ntaub ntawv tsis sib xws.
Cov thawv ntim khoom yuav tsum kaw kom nruj thaum tsis siv. Cov chaw cia khoom yuav tsum tau nruab nrog qhov tsim nyog nchuav - tswj kev ntsuas, thiab cov khoom yuav tsum tau khaws cia deb ntawm zaub mov thiab dej haus.
Rau kev lag luam thiab kev lag luam cia, ib txwm ua raws li tus neeg muag khoom lub SDS/MSDS thiab cov kev cai hauv zos uas siv tau.
Nqe Lus Nug 7: Ethylene Glycol Ntim
Teb: Rau cov khoom lag luam ntau, ethylene glycol tuaj yeem muab rau hauv ntau hom ntim raws li qhov ntau, kev thauj mus los, thiab cov neeg siv khoom tshwj xeeb.
Tam sim no ntim kev xaiv:
- Galvanized hlau nruas: 180 kg / nruas
- 20-foot FCL: kwv yees li 14.4 metric tons
Lwm cov kev xaiv ntim tuaj yeem muaj rau ntau dua - ntim xaj. Thov hu rau GNEE BIO rau tam sim no ntim, thauj khoom, thiab xa cov ntsiab lus.
Nqe Lus Nug 8: Yuav Ua Li Cas Xaiv Txoj Cai Ethylene Glycol Qib?
Teb: Thaum yuav MEG, cov neeg yuav khoom yuav tsum xav txog ntau dua li cov npe tshuaj thiab CAS tus lej. Cov yam tseem ceeb muaj xws li:
1. Kev ntshiab
Paub meej tias yuav tsum tau MEG purity thiab specification ua ntej muab ib qho kev txiav txim ntau.
2. Daim ntawv thov
Cov kev qhia tshwj xeeb uas xav tau yuav txawv nyob ntawm seb cov khoom puas yog npaj rau kev ua kom txias, cua sov-hloov, polyester/PET, hnyav, lossis lwm daim ntawv thov kev lag luam.
3. Cov ntaub ntawv
Rau kev yuav khoom B2B thoob ntiaj teb, thov rau COA, SDS / MSDS thiab TDS ua ntej xa khoom.
4. Ntim
Xaiv lub nruas, IBCs, lossis kev thauj mus los ntau raws li kev txiav txim ntim thiab kev xa khoom xa tuaj.
5. Qhov chaw thiab kev xa khoom yuav tsum tau ua
Tus neeg yuav khoom thiab tus neeg muag khoom yuav tsum paub meej tias muaj feem cuam tshuam rau ntshuam, tsheb thauj mus los, daim ntawv lo, thiab cov ntaub ntawv yuav tsum tau ua rau lub khw muag khoom.
Nqe Lus Nug 9: Puas yog propylene glycol zoo ib yam li ethylene glycol?
Teb: Ethylene glycol thiab propylene glycol yog ob qho tib si ntshiab, qab zib - cov kua dej uas siv los ua cov dej khov thiab cov dej kub hloov pauv, tab sis lawv tsis hloov pauv hauv txhua daim ntawv thov.
| Feature | Ethylene Glycol (MEG) | Propylene Glycol |
| CAS Nr. | 107-21-1 | 57-55-6 |
| Kev siv tseem ceeb | Coolants, antifreeze, PET / polyester, hloov tshav kub | Thaum tshav kub kub hloov, tiv thaiv khov, xaiv zaub mov/pharma daim ntaub ntawv |
| Toxicity | Toxic yog tias noj | Tsawg toxicity profile |
| Cov ntawv thov zaub mov | Tsis haum | Qee cov qhab nia yuav raug tso cai raws li cov cai siv tau |
| Kev siv tshuab | Dav dav heev | Dav |
Thov ib qho Ethylene Glycol CAS 107-21-1 Quote
Nrhiav kev txhim khu kev qha ethylene glycol tsum rau kev txiav txim ntau?
GNEE BIOmuab cov ntaub ntawv raw khoom rau cov neeg siv khoom B2B thoob ntiaj teb thiab tuaj yeem muab cov khoom tshwj xeeb thiab cov ntaub ntawv txhawb nqa rau cov lus nug tsim nyog.
Rau kev nug, thov muab:
- Yuav tsum muaj kom muaj nuj nqis
- Yuav tsum tau purity / specification
- Ntim cov cai
- Qhov chaw nres nkoj lossis qhov chaw xa khoom
- Daim ntawv thov npaj
- Yuav tsum tau shipping nqe lus, yog muaj
txog peb
GNEE BIOyog tus kws tshaj lij cov khoom siv raw khoom thiab xa tawm nrog kev lag luam thoob ntiaj teb kev lag luam. Peb koom tes nrog cov neeg tsim khoom tsim nyog los muab cov khoom siv tshuaj lom neeg rau cov neeg siv khoom hauv kev lag luam sib txawv thoob ntiaj teb.
Peb cov kev pabcuam suav nrog cov khoom siv tshuaj lom neeg ntau, cov ntaub ntawv tsim khoom, kev sib koom ua ke ntim khoom, thiab kev txhawb nqa thoob ntiaj teb. Nyob ntawm cov khoom thiab cov neeg siv khoom xav tau, peb tuaj yeem muab COA, SDS / MSDS, TDS thiab cov ntaub ntawv xa tawm.
Peb cov neeg muas zaub nyob thoob plaws Asia, Europe, North America, Africa, thiab lwm yam lag luam thoob ntiaj teb.
Kev cia khoom
Khaws rau hauv qhov chaw txias, qhov cua thiab qhuav, tsis txhob tshav ntuj, thiab tsis txhob ze rau qhov hluav taws kub. Ua tib zoo saib xyuas nrog kev saib xyuas thaum tuav, thiab thauj raws li cov kev cai ntawm cov tshuaj lom
