4-(2-hydroxyethyl)-1-piperazineethanesulfonic acid HEPES 99.5% CAS 7365-45-9
Cov Khoom Qhia Txog Khoom
Cov Cim Npe Khoom
| 4-(2-hydroxyethyl)-1-piperazineethanesulfonic acid/ HEPES |
| Lub npe cuav: | N-(2-hydroxyethyl)piperazine-N'-2-ethanesulfonic acid |
| TUS NAJ NPAWB: | 7365-45-9 |
| Cov mis molecular: | C8H18 xyooN2TUS4S |
| Cov Lus Qhia: |
| Kev cais tawm | Tus Qauv |
| Qhov tsos | Hmoov Crystalline Dawb |
| Kev Ntsuas% | ≥99.5 |
| Kev yaj (1m Aq) | Cov kua ntshiab, tsis muaj xim |
| PH (1% aq) | 5.0-6.5 |
| Cov Hlau Hnyav (PPM) | ≤10 |
| Poob Thaum Qhuav% | ≤1.0 |
| UV 260nm (1m aq) | ≤0.1 |
| UV 280nm (1m aq) | ≤0.07 |
| Fe Hlau ppm | ≤5 |
| Sulfate Ion% | ≤0.05 |
|
| Lub Hom Phiaj: | 4- hydroxyethyl piperazine ethyl sulfonic acid yog ib qho tshuaj lom neeg buffer; Cov tshuaj tiv thaiv ntawm kev sib cais thiab kev tsom xam ntawm RNA Cheebtsam buffer, buffer, hybridization buffer ua ntej; Siv rau RNA thiab T4RNA ligase 3'- davhlau ya nyob twg cim; Siv rau hauv cov khoom siv kuaj mob biochemical, DNA / RNA extraction kit thiab PCR diagnostic kits. Rau cov hlwb tsis muaj kab mob ua haujlwm. Nws yog ib hom hydrogen ion buffer, tuaj yeem tswj tau qhov ntau thiab tsawg ntawm tus nqi pH ntawm qhov tsis tu ncua rau lub sijhawm ntev. Siv qhov kawg concentration ntawm 10-50 tendency rau L, dav dav kab lis kev cai nruab nrab muaj 20 tendency LHEPES buffering peev xwm tuaj yeem ua tiav. |
Yav dhau los: N, N-Dimethylpiperazine 99% CAS 106-58-1 Tom ntej no: 1,4-Diacryloylpiperazine 99% CAS 6342-17-2
