Khoom Description
Khoom npe: 4-Methylcinnamic acid
CAS: 1866-39-3 Nr
MF: C10H10O2
PIB: 162.19
IB: 217-479-9
Melting point: 196-198℃(lit.)
Kub taw tes: 228.88℃(nrawm kwv yees)
Qhov ceev: 1.0281 (nruab nrab kwv yees)
Refractive Index: 1.5766 (kwv yees)
Specification
| Cov khoom | Specifications |
| Qhov tshwm sim |
Dawb rau Tawm -White Solid |
| Purity | 99% |
| Cia temp. | Muab kaw rau hauv qhuav, Chav Kub |
| Pob |
1 kg / hnab, 25 kg / hnab, 25 kg / nruas |
Daim ntawv thov
1. Txoj Haujlwm 4-Methylcinnamic acid CAS 1866-39-3 yog ib qho tseem ceeb nruab nrab rau kev sib xyaw tshuaj, tshwj xeeb tshaj yog cov tshuaj tiv thaiv kab mob uas txhim kho cov phab ntsa ntawm tes - cuam tshuam cov neeg ua haujlwm kom kov yeej cov tshuaj tiv thaiv.
2. Pab 4-Methylcinnamic acid ua lub tsev thaiv hauv cov organic synthesis rau kev npaj tshwj xeeb esters, fragrances thiab tshuaj zoo ntawm condensation los yog hloov cov tshuaj tiv thaiv.
3. Ua haujlwm raws li UV absorber nruab nrab hauv cov tshuaj pleev ib ce thiab cov khoom siv polymers, pab tsim cov khoom nrog txhim kho lub teeb ruaj khov rau cov tawv nqaij thiab cov ntaub ntawv yas.
Cia thiab ceev faj
Khaws 4-methylcinnamic acid (CAS 1866-39-3, trans-dominant) nyob rau hauv cov thawv ntim amber iav kaw ntawm 15-25℃hauv qhov chaw txias, qhuav, tsaus, thiab qhov cua zoo (kwv yees 196-198 degree, cov khoom tsis-flammable). Cais tawm los ntawm cov oxidants muaj zog, muaj zog hauv paus thiab txo cov neeg ua haujlwm kom tsis txhob degradation thiab tswj cov tshuaj muaj zog. Hnav hnab looj tes nitrile, looj tsom iav dub thiab lub tsho tiv no thaum tuav; zam kev nqus pa, tawv nqaij / qhov muag thiab kev noj tshuaj vim nws ua rau mob me me. Reseal nruj nreem tom qab siv; pov tseg cov pov tseg ib puag ncig cov tshuaj lom neeg thiab ib puag ncig cov cai.
Dab tsi yog qhov txiaj ntsig ntawm kev noj 4-Methylcinnamic acid?
4-Methylcinnamic acid yog ib qho kev lag luam thiab tshuaj nruab nrab, tsis yog rau tib neeg noj hauv daim ntawv ntshiab; Kev noj tshuaj tsis raug cai yuav ua rau digestive tsis xis nyob thiab mob me me mucosal irritation.
Hauv cov ntawv thov kev tswj hwm, 4-Methylcinnamic acid CAS 1866-39-3 pab tsim cov tshuaj tiv thaiv kab mob fungal adjuvants los txhawb cov tshuaj muaj zog, txhawb kev tsim cov tshuaj muaj txiaj ntsig zoo, thiab ua kom muaj kev sib txuas ntawm UV - tiv thaiv cov khoom xyaw rau niaj hnub tshuaj thiab cov khoom siv polymer.
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-methylcinnamic acid CAS 1866-39-3, Tuam Tshoj 4-methylcinnamic acid CAS 1866-39-3 manufacturers, lwm tus neeg, Hoobkas
