Dab tsi yog extract ntawm tsob nroj?
Dab tsi yog extract ntawm tsob nroj?

Video: Dab tsi yog extract ntawm tsob nroj?

Video: Dab tsi yog extract ntawm tsob nroj?
Video: 8 yam tsis txhob ua thaum sib deev tag tsis li yuav phom sij txog lub neej txoj sia. 2024, Lub Xya hli ntuj
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A cog extract yog cov khoom lossis cov khoom muaj txiaj ntsig zoo uas tau tshem tawm ntawm cov nqaij ntawm a cog , feem ntau yog los ntawm kev kho nws nrog cov kuab tshuaj, siv rau lub hom phiaj tshwj xeeb. Qee cov haujlwm ntawm cov haujlwm tau piav qhia meej meej rho tawm.

Xav txog qhov no, dab tsi yog rho tawm ntawm cov khoom cog?

Kev cog qoob loo yog ib txoj kev uas aims mus rho tawm qee yam khoom muaj nyob hauv nroj tsuag . Nws yog asolid/kua sib cais ua haujlwm: ib yam khoom (the cog ) muab tso rau hauv kev sib cuag nrog cov kua (cov kuab tshuaj). Kev daws teeb meem yog li tau txais yog qhov xav tau rho tawm.

Ib qho ntxiv, tsob ntoo nyoos extract yog dab tsi? 1 [ek'strakt] n, ib yam khoom, feem ntau abiologically active ingredient, npaj los ntawm kev siv cov kuab tshuaj los yog evaporation los cais cov khoom ntawm cov khoom qub. 2 ib tug concentrated daim ntawv ntawm tshuaj ntsuab uas yog muab los thaum lub nyoos tshuaj ntsuab yog tov nrog dej, cawv, lossis lwm yam kuab tshuaj thiab ua kom tawg lossis ua kom qhuav.

Xav txog qhov no, lub hom phiaj ntawm kev rho tawm yog dab tsi?

Cov lub hom phiaj ntawm ib qho extract mus rau cov txheej txheem lossis teev sijhawm teev tseg yog cais qee yam khoom thiab tsim cov ntaub ntawv ib leeg rau txhua tus.

Txoj kev rho tawm yog dab tsi?

Txhais ntawm Kev rho tawm . Kev rho tawm yog ib txoj hauv kev cais cov khoom xav tau thaum nws sib xyaw nrog lwm tus. Cov khoom sib xyaw yog coj mus rau hauv kev sib cuag nrog cov kuab tshuaj uas cov khoom txaus siab yog soluble, tab sis lwm yam khoom tam sim no insoluble.

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