Cov khoom lag luam
Khoom npe: Crotonic acid
CAS: 107-93-7
Mf: c4h6o2
MW: {86.09
Einecs: 203-533-9
Ntws: 1.027 g / cm3
Melting Taw tes: 70-72 Qib
BLAIL NTAM: 180-181 degree
Ntim: 25 kg / hnab, 25 kg / nruas
Solubility: soluble hauv dej, soluble hauv ethanol, ether, toluene, acetone, thiab lwm yam.
Kev qhia tshwj xeeb
| Cov khoom | Kev qhia tshwj xeeb |
|
Kev tshwm sim |
Dawb siv lead teb |
|
Kev coj dawb huv |
Ntau dua los yog sib npaug rau 99% |
|
Ywg dej |
Tsawg dua los yog sib npaug rau 0.5% |
| Txhos | Tsawg dua los yog sib npaug rau 0.1% |
Daim ntawv thov
Crotonic acid yog ib qho tseem ceeb organic kev siv hluav taws xob nruab hauv ntau daim teb, cov tshuaj pleev xim, tshuaj ntsuab, thiab lwm yam nws cov ntawv thov tseem ceeb muaj:
Polyvinyl Acetate Txheej Txheej Raw Khoom:
Crotonic acid yog cov tseem ceeb raw cov ntaub ntawv ntawm polyvinyl acetate txheej, uas yog siv vinyl acetate, kub yaj cov nplaum, thiab cov nplaum.
Tshuaj Nruab Nrab Hluav Taws Xob:
Crotonic acid yog siv los npaj cov tshuaj xws li DL Threonine thiab vitamin A, thiab raws li ib tug ua ntej rau kev sib raug zoo ntawm lwm cov tshuaj.
Muaj Tshuaj:
Crotonic acid yog siv los ua cov khoom siv raw rau cov tshuaj tua kab thiab cov tshuaj tua kab, thiab qee yam kev sib tw (xws li tab sis butenoates) yog siv hauv txuj lom.
Chaw ntim khoom
Lub Warehouse yog cua thiab qhuav ntawm qhov kub tsis qhuav.
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 yuav khoom feem ntau them nyiaj los ntawm T / T, L / C thaum pom, Alibaba, thiab lwm yam.
* Dhau li, ntau thiab ntau tus neeg yuav khoom yuav siv cov neeg siv khoom ib ntus lossis weChat them nyiaj kom them nyiaj.
Cov FAQ
1
Kuv puas tuaj yeem tau txais ib qho qauv ntawm koj?
Re: yog, yog lawm, peb yuav nyiam coj mus kuaj rau koj raws li koj xav tau.
2
Koj MOQ yog dab tsi?
Re: Fajkhaum Yog Leej Twg?
3
Ntev npaum li cas kuv tuaj yeem tau txais kuv cov khoom tom qab them nyiaj?
Re: Yog tias yuav muaj li cas los ntawm cov neeg ua haujlwm lossis cov huab cua, nws feem ntau yog tus nqi 5-10 hnub.
Yog tias xa los ntawm hiav txwv, nws feem ntau raug nqi 3-40 hnub, uas nyob ntawm koj lub hom phiaj.
4
Koj puas muaj ib qho tom qab {{0} kev pabcuam muag khoom?
Re: Yog lawm
Tiv Tauj Peb
Cim npe nrov: Crriconic acid CAS 107-93-7, Tuam Tshoj Frantonic Acid CAS 107-93-7 tuam ntxhab, cov chaw muag khoom, Hoobkas
