Cov khoom lag luam feem ntau yog los ntawm cov nyuj tshiab (los yog yaj) cov mis nyuj thiab nws cov derivatives. Cov no muaj xws li: kua mis nyuj (pasteurized mis nyuj, sterilized mis, yogurt, mis mis nyuj); mis hmoov cov khoom (tag nrho cov mis nyuj, skim mis hmoov, sweetened tag nrho cov mis hmoov thiab flavored mis hmoov, mis mos mis, lwm yam mis nyuj hmoov); condensed mis nyuj cov khoom (tag nrho unsalted condensed mis nyuj, sweetened tag nrho cov mis nyuj hmoov, flavored / hloov condensed mis nyuj, mis condensed mis nyuj); cov khoom noj muaj roj (whipping cream, butter, anhydrous butter); cheese khoom (raws li cheese, ua tiav cheese); thiab lwm yam khoom siv mis nyuj (casein, lactose, whey hmoov, thiab lwm yam).
Pasteurized mis nyuj yog cov khoom ua kua ua los ntawm cov nyuj tshiab (los yog yaj) mis nyuj los ntawm pasteurization. Thaum pasteurization khaws cia feem ntau ntawm cov protein thiab cov vitamins hauv cov mis nyuj tshiab, nws tsis tua tag nrho cov kab mob. Yog li ntawd, cov kua mis pasteurized tsis tuaj yeem khaws cia hauv chav tsev kub thiab yuav tsum tau muab tso rau hauv tub yees. Nws lub neej txee yog 2-15 hnub.
Yogurt yog ib yam khoom uas ua los ntawm cov nyuj tshiab (los yog yaj) cov mis nyuj los yog cov kua mis ntxiv, nrog lossis tsis muaj cov khoom xyaw ntxiv, fermented siv * Lactobacillus bulgaricus * thiab * Streptococcus thermophilus * hom. Raws li cov khoom siv raw siv, nws tau muab faib ua: yogurt ntshiab, flavored yogurt, thiab txiv hmab txiv ntoo yogurt; Raws li cov ntsiab lus rog, nws tau muab faib ua: cov mis nyuj tag nrho, ib nrab skimmed mis nyuj, thiab skimmed mis nyuj, thiab lwm yam.
Nws suav nrog: kua mis (pasteurized mis, sterilized mis, yogurt, mis mis nyuj); mis hmoov (tag nrho cov mis nyuj, skimmed mis nyuj hmoov, qab zib tag nrho cov mis hmoov thiab flavored mis hmoov, mis nyuj mis hmoov, lwm yam mis nyuj mis hmoov); condensed mis nyuj (unsweetened tag nrho cov mis nyuj condensed, sweetened tag nrho cov mis condensed, flavored / hloov condensed mis nyuj, mis condensed mis nyuj); mis nyuj rog (lub teeb cream, butter, anhydrous butter); cheese (raws li cheese, ua tiav cheese); thiab lwm yam khoom siv mis nyuj (casein, lactose, whey hmoov, thiab lwm yam).
Pasteurized mis nyuj: Ib yam khoom ua los ntawm cov mis nyuj nyoos uas tau dhau los ua pasteurization. Thaum pasteurization khaws cia feem ntau ntawm cov protein thiab cov vitamins hauv cov mis nyuj nyoos, nws tsis tua tag nrho cov kab mob. Pasteurized mis nyuj yuav tsum nruj me ntsis cia thiab yuav tsum tau muab tso rau hauv tub yees. Nws lub neej txee yog 1-3 hnub.
Cov mis nyuj siv: Ib yam khoom tsis muaj menyuam ua los ntawm cov mis nyuj nyoos uas tau dhau los ua ultra-siab kub (UHT) ua kom tsis muaj menyuam tom qab ntim aseptic lossis ua kom tsis muaj menyuam tom qab ntim. Tag nrho cov kab mob hauv cov mis nyuj nyoos raug tua. Cov mis nyuj siv tsis tas yuav tsum tau tub yees thiab muaj lub neej txee ntawm ob peb lub hlis ntawm chav tsev kub.
Formula mis hmoov: Cov khoom siv mis nyuj ua los ntawm cov mis nyuj nyoos lossis mis hmoov, ua tiav thiab ziab kom tau raws li cov kev xav tau ntawm cov neeg sib txawv. Nws suav nrog tshem qee cov as-ham lossis fortifying tej as-ham (los yog ob qho tib si). Hom mis mis hmoov muaj xws li mis mos, mis nyuj laus, thiab lwm yam mis nyuj hmoov rau cov neeg tshwj xeeb, xws li cov mis mos Taizile.
Cheese: Ib yam khoom ua los ntawm mis nyuj, qab zib, ib nrab skimmed mis nyuj, los yog sib tov ntawm cov khoom no, los ntawm sterilization, curdling, thiab whey sib cais.
Casein: Ib yam khoom tsim los ntawm cov mis nyuj skimmed, los ntawm kev tsim ntawm casein coagulation nyob rau hauv qhov kev txiav txim ntawm enzymes los yog acids, ua raws li kev ntxuav, lub cev qhuav dej, pulverization, thiab ziab.