DMF (n, n {- dimethylforme uas tau siv dav hauv cov tshuaj lom neeg 12,) thiab DMACTE Lawv qhov sib txawv tseem ceeb muaj raws li hauv qab no:
Lub zog lub cev sib txawv
| Ntiag tug | Dmf | Dma |
|---|---|---|
| Molecular hnyav | 73.1 g / mol | 87.1 g / mol |
| Kub taw tes (1 atm) | ~ 153 degree | ~ 165 degree |
| Melting taw tes | -61 degree | -20 degree |
| Ntom ntom (20 degree) | 0.948 g / ml | 0.937 g / ml |
| Polarity (dielectric tas li, ε) | ~38.3 | ~37.8 |
| So | Tsis pub lwm tus nrog dej, cawv, muaj kev pab yam tsis zoo, thiab feem ntau cov kuab tshuaj. | Tsis pub lwm yam nrog dej thiab cov kuab tshuaj organic. |
| Qhib tshuab | Ntau dua li cas tsis yog DMA (qis dua npau npau). | Tsis tshua muaj qhov hloov (muaj kev nyab xeeb dua rau qhov siab -} kub ntawm kev tiv thaiv huab cua, raws li nws maj mam qeeb). |
Qhov sib txawv ntawm cov ntawv thov (muaj)
Dlethylformamide DMF: DMF cov kuab tshuaj yog siv hauv cov tshuaj sapticaltical, xws li ntub dej kev lag luam ntawm polyacrylonitrile fiber).
Dimethylacetamide DMAC: Cov kuab tshuaj DMAC feem ntau yog siv rau cov polymers (polyurethane), cov tshuaj hluavtaws, cov kuab tshuaj rho tawm thiab lwm yam.
Qhov twg yuav yog 68-12-2 dmf thiab CAS 127-19-5 dmac?
YuavSiabDmf / DMACncaj qha los ntawm gneebio. Peb muab siab {-}}}}} · organic kuab rau kev lag luam thiab tshawb xyuas cov ntawv thov. Peb cov khoom muaj nyob rau hauv ntau qib thiab ntau npaum li kom tau raws li koj cov kev xav tau tshwj xeeb. Mus saib GNeeBio lub vev xaib thov kom muaj kev hais lossis tso koj xaj hnub no.
Vim li cas thiaj xaiv peb?
Hem Muaj Peev Xwm Ntau Lawm
✅ Ntawv pov thawj zoo (ncav cuag, ROHS, ISO)
✅ Cov Khoom Siv Ntim kom haum koj cov kev xav tau
✅ Ceev, txhim khu kev xa khoom
All Txhua cov ntawv sau nrog
ntim
|
Qho hnyav |
Yam ntim |
|
<25KG |
Los ntawm cov ntawv ci - Alum Hnab / Pap / Lub raj mis |
|
Ntau dua los yog sib npaug rau 25kg |
Pob: 25kg / nruas / hnab lossis raws li koj qhov kev thov |
Kev xa mus
Nquag rau qhov muaj nuj nqis me me, peb yuav xa lawv los ntawm DHL, FedEx, Kab tshwj xeeb thiab yog li ntawm cov huab cua, hiav txwv, thiab ib co kab tshwj xeeb rau feem ntau cov teb chaws.
Txog Peb
Gneebioyog cov kws tshaj lij tshuaj lom neeg tsim khoom lag luam thiab cov neeg faib khoom thoob ntiaj teb. Peb lub tuam txhab nyob hauv Henan xeev, Suav. Peb muaj ntau tus khub chemical customories hauv Henan, npog thaj tsam ntawm 3,600 square metres, suav nrog kev sib xyaw, rov qab, thiab xa tawm.
Peb ua raws li cov qauv thoob ntiaj teb suav nrog ISO thiab GMP, kom txhua qhov kev xa khoom raws li qhov ua tau zoo thiab kev nyab xeeb thiab kev nyab xeeb.
