Cov Lus Qhia Yooj Yim
2- methylpyrazine ua kua rau zaub mov tsw li 109-08-0
| Khoom npe: | 2- methylprozine |
| CAS: | 109-08-0 |
| Mf: | C5H6N2 |
| Mw: | 94.11 |
| Einecs: | 203-645-8 |
| Zog: | Tsis muaj kob rau lub teeb daj |
| Melting taw tes | {{0 {}}℃(lit .) |
| Kub taw tes | 135℃/ 761 mmHg (lit .) |
| Ceev | 1 {. 03 g / ml ntawm 25℃(lit.) |
| Fema | 3309|2- methylprozine |
| Refronction Index | n20 / d 1 .} 50 (lit.) |
| Fp | 122 Qib F |
| Cia temp . | 2-8 degree |
| So | >20.87 mg/mL in EtOH with ultrasonic; >49.9 mg / ml hauv DMS; |
| Pa kua muag | 1.45 (ntawm 27ºC) |
Cov khoom lag luam
Dab tsi yog 2- methylpyrazine?
2- methylpyrazine yog cov organic sib xyaw ua kua rau hauv cov khoom noj tsis zoo, tab sis yuav siv lub pyridine zoo li cas los xij, tab sis yuav siv lub pyrid butter, chocolate, chocolate Cocoa, kas fes, nqaij roasted, txiv ntoo almond {}
Siv:
1.2- Methylpyazine kua muaj ib tug txiv ntoo, roysed thiab qos, txiv ntseej thiab cocoa .
2. 2- methyl pyrazine yog siv los ua cov khoom tseem ceeb hauv cov hluavtaws ntawm pyrazinamide, tshuaj tiv thaiv kab mob ntsws.
3. Nws tuaj yeem siv los ua Ligand los npaj cov nyiaj polymers thiab fluorescent nyiaj dawb, thiab tseem tuaj yeem siv los npaj kev sib koom tes los ntawm kev sib koom tes ntawm ammoxidation tshuaj tiv thaiv .
Vim li cas thiaj xaiv GNEEBIO?
1.} kev piv txwv
{{02.} Cov Packing kuj tuaj yeem raws li cov neeg siv khoom siv
{{0 {} Txhua yam kev nug yuav teb tsis pub dhau 24 teev
4.}} Peb muab daim ntawv qhia nqe lus, cov ntawv pov thawj khoom lag luam thiab keeb kwm muaj cov kev cai tshwj xeeb, qhia rau peb paub.
{{0 {}} Hoobkas nqe .
6.}}}}}}} Peb muaj kev koom tes zoo nrog koj ib zaug koj lees paub qhov kev txiav txim.
7. Peb tuaj yeem lees txais ntau txoj kev them nyiaj, L / C, D / P, PayPal thiab lwm yam.
Peb xav kom ib tus yeej-win ua lag luam . xa koj cov lus nug thiab koj yuav tau txais nws!
Tuam txhab tau
Gneebioyog nyob hauv Anyang City, Henan xeev, Suav {}}} nws yog cov khoom siv raw tshuaj thiab cov khoom lag luam zoo nkauj thiab cov khoom lag luam kom zoo
Ntim & Xa Tawm
Ntim: 25kg Fiber nruas nrog PE nyob rau hauv linner lossis customized ntim muaj.
Lub sij hawm xa tuaj: 7-10 hnub tom qab paub meej .
Cov hau kev xa khoom: los ntawm hiav txwv, huab cua, lossis courier (FedEx, DHL, UPS, TNT) .
Cov FAQ
Q: Kuv puas tuaj yeem tau txais cov qauv thiab ntev npaum li cas?
A: Yog {{{. Peb tuaj yeem muab cov qauv.}}}}} {} .
Q: Kuv puas tuaj yeem kho kuv cov khoom?
A: yog {{{. Peb zoo siab tos txais koj cov ntawv sau, tsim, ntim, peb yuav tsum zoo siab rau nws .
Q: Kuv puas tuaj yeem muab cov qauv sib txawv hauv ib lub thawv?
A: yog {{{{{{. Cov qauv sib txawv tuaj yeem sib xyaw rau hauv ib lub thawv {}}
Q: Lub sijhawm khoom xa tuaj yog dab tsi?
A: Nws yuav siv li {10-15}}}}}}} Tab sis lub sijhawm tiag tiag nyob ntawm qhov xwm txheej tiag tiag.
Q: Koj lub Hoobkas siv tau kev tswj hwm zoo li cas?
A: Peb muab qhov tseem ceeb rau kev tswj hwm zoo, txhua feem ntawm peb cov khoom muaj nws tus kheej QC .
Cim npe nrov: 2- methylpyrazine ua kua rau zaub mov tsw li {} {}} cov chaw tsim khoom, cov chaw tsim khoom, Hoobkas