txheem
Glycerin (Glycerol, E422)
Glycerin yog ib yam khoom uas muaj nyob rau hauv pawg stabilizers, thickeners, emulsifiers. Hauv kev faib tawm thoob ntiaj teb ntawm cov khoom noj ntxiv, Glycerin tau muab rau tus lej E422.
Cov yam ntxwv dav dav thiab kev npaj ntawm Glycerol
Glycerin zoo li cov kua ntshiab uas muaj viscosity siab. Nws muaj qhov qab zib me ntsis, raws li pom los ntawm nws lub npe (los ntawm Greek. glycos ua - qab zib). Raws li cov yam ntxwv tshuaj, glycerin yog qhov yooj yim triatomic cawv, uas yog thawj zaug tau los ntawm Karl Scheele hauv 1779 los ntawm saponifying fats (calorizator). Yuav luag tag nrho cov glycerin txij li thaum tau txais los ntawm saponifying roj thiab rog raws li ib tug by-product. E422 sib tov zoo nrog dej thiab lwm yam kua. Tshuaj formula HOCH2CH (OH) - CH2OH
Lub hom phiaj thiab siv Glycerin
E422 khaws cia thiab nce qib ntawm viscosity thiab sib xws ntawm cov khoom, yog li nws yog qhov tseem ceeb hauv cov xwm txheej uas nws tsim nyog los sib xyaw cov khoom xyaw uas ib txwm tsis tuaj yeem, uas yog, nws ua raws li emulsifier. Nws yog dav siv nyob rau hauv kev lag luam khoom noj khoom haus rau zus tau tej cov dej cawv thiab confectionery.
Glycerin yog siv rau hauv kev tsim cov luam yeeb hauv hluav taws xob, hauv kev tsim luam yeeb, hauv kev lag luam xim thiab kua roj vanish. Nws yog siv raws li ib tug txhais tau tias rau khaws cia anatomical npaj.
Glycerin kuj tseem siv rau hauv kev tsim cov khoom tawg thiab sib tov, ntawv thiab tshuaj tiv thaiv kab mob, thiab tsim cov khoom tawv.
Hauv cosmetology, Glycerin yog siv los ua cov khoom tseem ceeb hauv kev tsim cov tshuaj pleev, emulsions thiab soaps, nws ntseeg tias nws softens ntawm daim tawv nqaij, tab sis tam sim no qhov no yog qhov teeb meem tsis sib haum xeeb.
Cov txiaj ntsig thiab kev phom sij ntawm E422
Glycerin yog ib feem ntawm cov tshuaj uas txo cov intracranial siab, nws yog siv rau kev txhaj tshuaj intravenously nyob rau hauv ib co kev khiav hauj lwm. E422 tuaj yeem ua rau lub cev qhuav dej, nrog kev tswj tsis tau, yog li categorical contraindications rau kev siv E422 yog cov kab mob raum thiab teeb meem nrog cov ntshav ncig. Hauv lwm qhov xwm txheej, E422 tsis suav tias yog qhov txaus ntshai, muab cov cai thiab cov cai rau kev siv cov khoom noj ntxiv. Triglycerides yog derivatives ntawm glycerol thiab tsim thaum muaj roj ntau dua ntxiv rau nws. Triglycerides yog cov khoom tseem ceeb hauv cov txheej txheem metabolic hauv cov kab mob muaj sia.
Daim Ntawv Thov ntawm E422
Thoob plaws hauv peb lub tebchaws, cov khoom noj khoom haus ntxiv E422 Glycerin raug tso cai siv rau hauv qhov txwv.