Hauv kev tsim thiab ua khoom noj khoom haus, vim muaj ntau yam, xwm, thaj tsam ntawm kev siv, tus nqi thiab tshuaj lom ntawm lub zog khaws cia, cov ntsiab lus hauv qab no yuav tsum tau sau tseg ua ntej siv.
1. Ua ntej ntxiv cov tshuaj khaws cia, kom ntseeg tau tias cov zaub mov huv huv tsis muaj kab mob, thiab yuav tsum tsis txhob muaj ntau yam kabmob muaj sia. Txwv tsis pub, qhov sib ntxiv ntawm kev tiv thaiv yuav tsis tiav cov txiaj ntsig uas xav tau. Xws li potassium sorbate, tsis tsuas yog yuav tsis ua lub luag haujlwm hauv kev tawm tsam, tab sis yuav dhau los ua qhov kev yug me nyuam.
2, yuav tsum nkag siab txog kev siv tshuaj lom thiab thaj tsam ntawm kev siv ntau yam kev tiv thaiv, raws li kev siv nyab xeeb thiab kev siv. Piv txwv li, sodium benzoate, uas muaj tshuaj lom ntau, tau txwv hauv qee lub teb chaws, thiab Tuam Tshoj tau txiav txim siab nruj tias nws tsuas yog siv hauv kua ntses, jams, pickles, cov kaus poom zaub mov thiab qee yam dej cawv.
3, yuav tsum nkag siab txog kev siv zoo ntawm ntau hom tshuaj muaj zog, tshuaj tiv thaiv acidic tsuas yog siv rau hauv cov kab mob acidic nrog qhov muaj zog thiab muaj cov tshuaj tiv thaiv kab mob zoo, tab sis siv nyob rau hauv qhov chaw nruab nrab lossis alkaline ib puag ncig, tab sis tsis muaj txiaj ntsig ntau, xws li sorbic acid Potassium, sodium benzoate , thiab lwm yam.; thiab cov parabens hauv ester preservatives tseem tuaj yeem siv ntawm pH 4 thiab 8, thiab cov nyhuv tsis phem.
4, yuav tsum nkag siab txog ntau hom tshuaj muaj peev xwm tuaj yeem tiv thaiv cov kab mob microbial, qee cov tshuaj ua kom muaj lub ntsej muag ua pwm, thiab qee qhov muaj cov nyhuv rau cov poov xab, tsuas yog ua tus tswv preservatives ntawm cov yam ntxwv no, koj tuaj yeem sau tshuaj noj kom raug, feem ntau cov tshuaj tiv thaiv ntau kev tiv thaiv kev tiv thaiv corrosion, xws li Jianying anti-corrosion huab tais thiab mildew tshuaj tiv thaiv thiab lwm yam khoom.
5, raws li ntau hom kev siv tshuab ua khoom noj, yuav tsum xav txog tus nqi thiab solubility ntawm kev khaws cia, nrog rau kev cuam tshuam rau cov zaub mov tsw thiab lwm yam, muaj txiaj ntsig zoo thiab tsis zoo, thiab tom qab ntawd siv yooj yim.
