Cov txheej txheem ntau lawm tsim khoom rau cov nroj tsuag cov khoom tsuas yog suav nrog cov kauj ruam hauv qab no:
1. Cov Khoom Siv Raw Ua Ntej
• Kev Ntsuas Cov Khoom Siv Raw: tau sau cov nroj tsuag muaj manually lossis kho mechanically sorted kom tshem tawm impurities thiab tsis {{mececinal} tshuaj ntsuab.
• Kev tu thiab kev tua kab mob: Kev ua kom huv si yog ua rau cov hau kev xws li cov dej yaug, ozone, lossis ultraviolet teeb.
• Kom qhuav: Nyob ntawm cov khoom siv cov yam ntxwv, cov txheej txheem xws li cua kom qhuav, cua cua kom qhuav yog xaiv.
• Pulverization thiab sieving: cov ntaub ntawv raw ua tiav rau hauv ib cov hmoov nrog qhov tsim nyog particle loj (feem ntau 20-80 mesh) siv lub crusher.
2. Siv cov khoom siv sib xyaw
• Kev xaiv kev xaiv: dej, ethanol, lossis lwm cov kuab tshuaj organic yog xaiv raws li polarity ntawm lub hom phiaj.
• Cov txheej txheem extraction: cov tswv yim xws li macteration, percolation, reflux extraction, lossis ultrasonic {} pab tau extraction siv ntau.
• Tswj kub thiab tswj qhov tseeb (feem ntau 25 - 90 degree) kom tsis txhob muaj kev puas tsuaj rau cov kev puas tsuaj rau cov cua sov-rhiab.
• Kab haum: tswj cov pH ib puag ncig zoo rau cov cheebtsam tshwj xeeb (piv txwv li, flavonoids yuav tsum muaj ib qho chaw alkaline me ntsis).
3. Kev ua kom huv thiab siab
Filtration thiab sib cais: Tshem tawm cov khoom seem los ntawm cov phaj thiab cov thav duab, centrifugation, lossis MEMBRANE CAIS
• Resin Adsorption: Xaiv cov tshuaj tiv thaiv ntawm cov hom phiaj siv tau siv macroporous adsorption resins
• Nqus tawm cov siab: rov qab cov kuab tshuaj thiab nce siab zuj zus siv ntau - Cov txiaj ntsig evaporator ntawm 40-60 degree
• Chromatographic purification: Ntxiv purification siv chromatographic sib cais cov txheej txheem xws li Silica Gel Txhua thiab Polyamide Txhua, Yog tias tsim nyog
4. Cov khoom tiav npaj tau theem • Kom tsis muaj menyuam yaus: Kev ua raws li kev soj ntsuam ua tau zoo: suav nrog kev tshuaj xyuas HPLC, cov khoom seem hnyav thiab cov tshuaj tua kabmob hnyav thiab ntau dua.
