Quercetin Cas: 117-39-5
| Catalog Number | xwm 91216 |
| Khoom npe | Quercetin |
| CAS | 117-39-5 ib |
| Molecular Formula | C15H10O7 |
| Molecular Luj | 302.24 ib |
| Cov ntaub ntawv khaws cia | Ambient |
| Harmonized tariff Code | 29329900 ib |
Khoom Specification
| Qhov tshwm sim | Cov hmoov daj |
| Assay | 99% min |
| Tshauv | 3% max |
| AS | 2 ppm max |
| Tag nrho cov phaj suav | 1000 cfu/g max |
| E. Coli | Tsis zoo |
| Salmonella | Tsis zoo |
| Pb | 3 ppm max |
| Cd | 1 ppm max |
| Poob rau ziab | 5.0% max |
| Mesh loj | 100% dhau 80 mesh |
| Hnyav Hlau | 10 ppm max |
| Poov thiab Pwm | 100 cfu/g max |
Threevein Aster yog cov tshuaj suav tshuaj ntsuab thiab siv nyob rau hauv xeev Jiangxi, Tuam Tshoj, rau ntau tshaj 30 xyoo.Nws lub npe cog yog peb leeg Mala, Compositae.Nws yog nplua nuj nyob rau hauv cov khoom siv tshuaj, uas tuaj yeem pom nyob rau yav qab teb cov xeev ntawm Tuam Tshoj.Cov kws kho mob ua pov thawj tias nws muaj cov tshuaj tiv thaiv kab mob thiab expectorant tseem ceeb, thiab nws yog ib qho tshuaj zoo rau kev kho mob ntawm cov neeg laus mob bronchitis.
Kev ua haujlwm
Txij li thawj theem kev kho mob kuv tau sim ntawm quercetin hauv 1996 pom tias nws muaj cov tshuaj tiv thaiv kab mob, quercetin kuj tau tshaj tawm hauv kev sim tshuaj thaum ntxov ntawm cov kab mob plawv, ntshav qab zib, thiab lwm yam kab mob.Txawm li cas los xij, tseem muaj pov thawj tsis txaus qhia tias quercetin muaj txiaj ntsig zoo rau kev kho tus kab mob hauv tsev kho mob.Lub US FDA tau tshaj tawm lus ceeb toom, hais tias quercetin tsis yog cov khoom noj muaj txiaj ntsig, tsis tuaj yeem txiav txim siab nws cov ntsiab lus hauv cov khoom noj, thiab puas tuaj yeem siv los ua tshuaj.
Tuam Tshoj Threevein Aster muaj ib qho tshuaj suav suav, uas tau tso tawm los ntawm Pharmacopoeia ntawm Cov Neeg Sawv Cev ntawm Tuam Tshoj (1977) Tshooj I. Ib qho ntawm cov khoom xyaw tseem ceeb tau txais tom qab hydrolysis ntawm Threevein Aster yog quercetin, uas muaj cov haujlwm ntawm kev txo qis. hnoos thiab tshem tawm phlegm thiab tuaj yeem siv rau kev kho mob bronchitis.Cov tshuaj tiv thaiv kab mob ntawm Threevein Aster tsis zoo.Cov kev mob tshwm sim tom qab siv muaj xws li mob plab, kiv taub hau, thiab mob plab, thaum tshem tawm tuaj yeem ua rau lawv ploj mus.
