Dab tsi yog cov natural pigments
Nov 28, 2020
Cov xim ntuj tsim tau hais txog cov xim uas tuaj ncaj qha los ntawm cov ntoo cog. Tsuas yog kev twv txiaj, uas yog muaj tshuaj lom, nws yog qhov tsis zoo rau tib neeg kev noj qab haus huv. Cov xim ntuj tsim tau uas tau tso cai rau siv nyob rau hauv Suav teb thiab muaj lub teb chaws tus qauv yog: Curcumin, shellac pigment, Safflor, sodium tooj liab chlorophyllin, capsanthin, kua ntses, Monascus nplej thiab β - carotene. 1. Curcumin: yog cov tshuaj ntsuab muaj hnub nyoog, hu ua kub lossis Cur Curry, cov xim daj uas muaj nyob hauv rhizome yog cov khoom tseem ceeb. Cov ntshiab curcumin yog hmoov daj crystalline. Nws yog qhov tshwj xeeb tshaj yog rau cov xim muaj protein. 2. Lac cov xim: Lac xim yog xim siv nyob hauv cov thawj cov pos hniav zais cia los ntawm lac cov kab ntawm nws cov nroj tsuag parasitic. Shellac xim tuaj yeem muab faib ua ob pawg: soluble hauv dej thiab insoluble hauv dej. Dej soluble cordycepin acid. Hauv cov kua qaub, nws ruaj khov rau lub teeb thiab cua sov. Cov Hawj txawm txawv nrog kua txo. 3. Safflower daj xim: nws yog hom xim daj hauv Safflower Xim Xim. Soluble hauv dej thiab ethanol, insoluble hauv roj. 4. Sodium tooj liab chlorophyllin: xiav dub hmoov nrog kub luster, amine zoo li saj, soluble hauv dej, dej tov yog xiav-ntsuab, lub teeb tiv thaiv yog muaj zog dua chlorophyll. 5. Monuthor nplej: yog ib qho ntawm cov khoom liab liab siv hauv Suav teb. Cov txheej txheem ntau lawm yog inoculate Monuthor purpureus ntawm mov. Nws yog tsuas yog siv rau dyeing diav rawg nqaij, liab enema, liab Sufu thiab ib co cawv. 6. Soy sauce color: Caramel, yog ib qho ntawm cov tsoos ib txwm siv nyob rau hauv Suav teb, uas yog xim av lossis tsaus xim av ua kua. Cov kua roj caramel yog npaj los ntawm cua sov sucrose lossis maltose phoov ntawm 160-180 ℃ rau 3 teev, tom qab ntawd nruab nrab nrog alkali. Txhawm rau kom ua kom nrawm rau cov tshuaj tiv thaiv, ntsev ammonium qee zaum ntxiv raws li catalyst. Caramel nws tus kheej tsis yog mob toxic, tab sis cov caramel uas tsim los ntawm kev ntxiv ntsev ammonium muaj ib qho nitrogen uas muaj cov tshuaj heterocyclic compound, 4-methylimidazole, uas tuaj yeem ua rau muaj kev yaum. Yog tias cov ntsiab lus siab, nws yuav tsim kev puas tsuaj rau tib neeg. 7. Carotene: rau tib neeg cov zaub mov hauv cov khoom xyaw ib txwm muaj, yog ib yam khoom noj uas tib neeg xav tau, tuaj yeem siv cov tshuaj pleev xim. 8. Capsanthin thiab beet liab: cov xim liab tau muab rho tawm los ntawm cov hauv paus hniav ntawm capsicum thiab beet feem. Cov qub yog ib hom carotene, tab sis radish a. Nws yog non-toxic rau tib neeg thiab yog siv hauv cov zaub mov kaus poom.
