Khoom Description
Khoom npe: 4 4'-OXYBISBENZOYL CHLORIDE / DEDC
CAS: 7158-32-9 Nr
MF: C14H8Cl2O3
PIB: 295.12
PIB: 808-159-5
Melting point: 22-23 ° C
Kub taw tes: 404 degree
Qhov ceev: 1.386
Fp: 164 degree
Specification
| Cov khoom | Specifications |
| Qhov tshwm sim | Dawb siv lead ua |
| Purity | 99% |
| Cia temp | Inert cua, 2-8 degree |
| Pob | 1kg / hnab, 25kg / nruas |
Daim ntawv thov
1. Ua raws li tus neeg sawv cev tseem ceeb acylating rau kev sib xyaw ua ke siab - ua haujlwm muaj ntxhiab polyesters thiab polyamides nrog kev txhim kho thermal.
2. Siv DEDC hauv kev tsim tshwj xeeb ua haujlwm polymers siv rau hauv cov khoom siv hluav taws xob zoo tshaj plaws thiab cov khoom siv dav hlau.
3. Siv los ua tus ntoo khaub lig- txuas reagent rau kev hloov kho epoxy resins los txhim kho lawv cov khoom siv dag zog thiab tshuaj lom neeg ruaj khov.
Cia thiab ceev faj
4 4'-OXYBISBENZOYL CHLORIDE yuav tsum muab khaws cia rau hauv lub thawv kaw nruj nreem ntawm 15-25℃, hauv qhov txias, qhuav, zoo- thaj chaw cua kom deb ntawm tshav ntuj ncaj qha thiab tshav kub. Khaws nws cais tawm ntawm cov kua qaub uas muaj zog, cov hauv paus thiab oxidizing cov neeg ua haujlwm kom tiv thaiv cov tshuaj tiv thaiv thiab kev ua kom tsis zoo.
Thaum tuav, hnav cov tshuaj lom neeg-cov hnab looj tes tiv thaiv, tsom iav thiab lub tsho tiv thaiv, thiab ua haujlwm hauv lub hood kom tsis txhob nqus plua plav thiab qhov muag / qhov muag. Tshem lub thawv tam sim tom qab siv. Kev pov tseg pov tseg nruj me ntsis raws li cov cai tswj kev phom sij hauv zos.
Ntim
Kev thauj mus los & Kev Them Nyiaj
Txog Kev Thauj Mus Los
Raws li cov kev xav tau ntawm peb cov neeg siv khoom, peb tuaj yeem muab ntau yam kev xaiv kev thauj mus los.
Rau kev txiav txim me me, peb muab kev xa khoom huab cua lossis kev pabcuam xa khoom thoob ntiaj teb xws li FedEx, DHL, TNT, EMS, thiab ntau lwm yam tshwj xeeb ntawm kev thauj mus los thoob ntiaj teb.
Peb tuaj yeem thauj los ntawm hiav txwv mus rau ib qho chaw nres nkoj rau qhov loj dua.
Tsis tas li ntawd, peb tuaj yeem muab cov kev pabcuam tshwj xeeb raws li cov kev xav tau ntawm peb cov neeg siv khoom thiab cov yam ntxwv ntawm lawv cov khoom.
* Peb tuaj yeem muab ntau yam kev xaiv them nyiaj rau peb cov neeg siv khoom.
* Thaum cov nyiaj qis qis, cov neeg siv khoom feem ntau them nrog PayPal, Western Union, Alibaba, thiab lwm yam kev pabcuam zoo sib xws.
* Thaum cov lej tseem ceeb, cov neeg siv khoom feem ntau them nrog T / T, L / C thaum pom, Alibaba, thiab lwm yam.
* Tsis tas li ntawd, ntau tus neeg siv khoom yuav siv Alipay lossis WeChat Them kom them nyiaj.
FAQ
1
Kuv puas tuaj yeem tau txais cov qauv ntawm koj?
Re: Yog lawm, peb xav muab cov qauv rau koj raws li koj xav tau.
2
Koj tus MOQ yog dab tsi?
Re: Feem ntau peb cov MOQ yog 1 kg, tab sis qee zaum nws kuj hloov tau thiab nyob ntawm cov khoom sib txawv.
3
Ntev npaum li cas kuv tuaj yeem tau txais kuv cov khoom tom qab them nyiaj?
Re: Yog tias xa los ntawm couriers lossis huab cua, nws feem ntau raug nqi 5-10 hnub.
Yog tias xa los ntawm hiav txwv, nws feem ntau raug nqi 3-40 hnub, uas nyob ntawm koj qhov chaw nyob.
4
Koj puas muaj kev pabcuam tom qab- muag?
Re: Yog lawm, peb yuav qhia koj txog kev nce qib ntawm qhov kev txiav txim, xws li kev npaj cov khoom, kev tshaj tawm, kev thauj mus los ua raws- nce, kev pabcuam kev lis kev cai, kev qhia txuj ci, thiab lwm yam.
Tiv tauj peb
Cim npe nrov: 4 4'-oxybisbenzoyl chloride / dedc cas 7158-32-9, Tuam Tshoj 4 4'-oxybisbenzoyl chloride / dedc cas 7158-32-9 manufacturers, lwm tus neeg, Hoobkas
![2 2-BIS[4-(4-AMINOPHENOXY)PHENYL]HEXAFLUOROPROPANE CAS 69563-88-8](/uploads/39295/small/2-2-bis-4-4-aminophenoxy-phenyl743a3.jpg?size=321x0)