Kev siv ntau yam ntawm Polysorbate 20 hauv Kev Lag Luam Tshuaj

Polysorbate 20, tseem hu ua Tween 20, yog ib qho tseem ceeb hauv kev lag luam tshuaj. Nws tuaj yeem siv los ua emulsifier vim nws lub taub hau hydrophobic thiab lub taub hau hydrophilic.

Polysorbate 20 yog ntau yam tshuaj uas muaj kev siv dav hauv kev lag luam tshuaj. Nws cov khoom tshwj xeeb, xws li nws lub peev xwm los emulsify, solubilize, thiab stabilize, tau txais nws qhov chaw tseem ceeb hauv ntau yam khoom kab. Txawm hais tias nws yuav muaj qee qhov tsis zoo rau nws txuas nrog, Polysorbate 20 yog cov khoom muaj kev nyab xeeb thiab siv tau zoo uas tau kawm ntau thiab pom zoo los ntawm ntau lub koom haum tswj hwm.

Ib qho tseem ceeb ntawm kev siv Polysorbate 20 yog nws lub peev xwm los emulsify roj thiab dej, ua rau nws tseem ceeb hauv kev tsim cov khoom tu tus kheej xws li tshuaj zawv plaub hau, tshuaj pleev, thiab tshuaj pleev. Polysorbate 20 tsis tsuas yog xyuas kom meej tias tag nrho cov khoom xyaw sib xyaw kom zoo, tab sis nws kuj tsim cov khoom tsis muaj roj thiab txhim kho qhov nqus ntawm cov khoom kawg.

Polysorbate 20 yog ib qho khoom muaj nyob hauv kev tsim cov tshuaj tshuaj. Nws yog feem ntau ntxiv rau cov tshuaj raws li ib tug solubilizer, uas yog ib qho tseem ceeb nyob rau hauv kev tso cai rau cov tshuaj sib tov nrog cov kua, xws li cov ntshav, rau txoj kev. Polysorbate 20 kuj ua raws li emulsifier hauv cov tshuaj txhaj tshuaj, kom ntseeg tau tias tag nrho cov khoom xyaw sib xyaw ua ke, uas yog qhov tseem ceeb rau kev tswj hwm kev noj tshuaj kom raug.

Hauv kev lag luam khoom noj khoom haus, Polysorbate 20 yog siv los ua foaming, emulsifying, thiab stabilizing tus neeg sawv cev. Nws tuaj yeem tsim ua npuas dej ruaj khov thaum nws siv los tsim cov dej khov nab kuab, nplawm nplaum, thiab ncuav mog qab zib sib tov. Tsis tas li ntawd, nws cuam tshuam rau kev ntxhib los mos thiab lub qhov ncauj ntawm cov khoom noj xws li kua zaub, kua ntses, thiab zaub xam lav.

Kev siv Polysorbate 20 txuas mus rau kev lag luam ua liaj ua teb. Nws tuaj yeem txhim kho tshuaj tua kab thiab tshuaj tua kab mob los ntawm kev ua kom cov solubility ntawm cov khoom xyaw nquag hauv cov tshuaj sib tov. Polysorbate 20 kuj ua haujlwm raws li tus neeg sawv cev ntub dej, uas pab txhim kho kev ua haujlwm ntawm cov tshuaj tua kab los ntawm kev ua kom nws coats nplooj ntawm cov nroj tsuag.

Lwm daim ntawv thov tseem ceeb ntawm Polysorbate 20 yog nyob rau hauv kev tsim cov tshuaj reagents thiab cell culture media. Nws pab kom ruaj khov ntawm cov hlwb hauv kev ncua, thiab nws lub peev xwm los txo cov cell clumping tso cai rau lub cell ntau dua.

Sib nrug los ntawm nws ntau yam kev siv, Polysorbate 20 yog ib qho chaw nyab xeeb uas tau pom zoo los ntawm cov koom haum tswj hwm xws li US Food and Drug Administration (FDA) thiab European Union. Nws raug cais raws li Kev Pom Zoo Raws Li Kev Nyab Xeeb (GRAS), txhais tau tias nws tuaj yeem ntxiv rau cov khoom noj khoom haus yam tsis muaj kev txwv.
 

25kg / nruas