Cov khoom lag luam
Khoom npe: 2-coumaranone
CAS: 553-86-6
Mf: c8h6o2
MW: 134.13
Einecs: 209-052-0
Ntws: 1.22 g / cm3
Melting Taw tes: 49-51 Qib
Boint Taw tes: 248-250 degree
Ntim: 25 kg / nruas
Kev qhia tshwj xeeb
| Cov khoom | Kev qhia tshwj xeeb |
|
Kev tshwm sim |
Dawb crystalline hmoov |
|
Kev coj dawb huv |
Ntau dua los yog sib npaug rau 99% |
|
Ywg dej |
Tsawg dua los yog sib npaug rau 1% |
Daim ntawv thov
2-Coumaranone yog ib qho tseem ceeb organic hluavtaws nruab nrab uas tuaj yeem siv rau cov khoom siv tshuaj, tshuaj tua kab thiab cov tshuaj tua kab mob thiab tshiab antioxidants.
2-Coumaranone tuaj yeem siv rau cov khoom siv tshuaj tua kab mob molecuent, xeb, powdery mildew, downy mildew thiab mov tawg.
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.
Tiv Tauj Peb
Cim npe nrov: 2-Coumaranone Cas 553-86-6, Suav 2-Coumaranone Cas 553-86-6 tuam ntxhab, cov chaw muag khoom, Hoobkas
