Kev siv tshwj xeeb ntawm cov poov tshuaj sorbate
Mar 24, 2021
Cov poov tshuaj sorbate ua cov khoom noj tiv thaiv cov khoom noj muaj tshuaj tiv thaiv acid acid. Thaum nws siv nrog cov organic acid, cov nyhuv ntawm cov tshuaj tiv thaiv tau zoo dua tuaj. Nws yog npaj los ntawm poov tshuaj carbonate los yog potassium hydroxide thiab sorbic acid.
Sorbic acid (poov tshuaj) tuaj yeem tiv thaiv qhov kev ua haujlwm ntawm cov pwm, cov poov xab thiab cov kab mob aerobic, thiaj li ua kom ntev lub sijhawm khaws cia ntawm cov khoom noj thiab tswj cov qub qab ntawm cov khoom noj.
Poov tshuaj sorbate tuaj yeem siv ua tshuaj pleev kom zoo nkauj. Nws yog cov organic acid preservative. Tus nqi ntxiv feem ntau yog 0.5%. Nws tuaj yeem tov nrog sorbic acid. Poov tshuaj sorbate yog yooj yim rau yaj hauv dej thiab yooj yim siv, tab sis nws 1% tshuaj aqueous pH tus nqi yog 7 ~ 8, uas nyhav rau pH tus nqi ntawm cov tshuaj pleev ib ce. Nws yuav tsum tau them sai sai rau thaum siv.
