Daim Ntawv Qhia Ua tiav rau Cov Khoom Noj Khoom Haus: Hom, Ua Haujlwm, thiab Kev Siv

Hauv kev lag luam khoom noj thoob ntiaj teb, khaws cia tshiab, thiab txee rau cov khoom noj khoom haus khoom noj ntxiv thiab nyob ntawm cov khoom noj khoom haus khoom noj tau ntxiv, lub luag haujlwm ntawm cov khoom noj khoom noj khoom haus tsis tau zoo dua.

 

Hauv phau ntawv qhia no, peb tshawb txog cov khoom noj khoom haus txuag, lawv cov haujlwm tseem ceeb, thiab kev lag luam thiab cov ntawv thov uas lawv feem ntau siv .

 

Dab tsi yog cov khoom noj khoom haus ua khoom noj?

 

Cov khoom noj khoom noj khoom haus cov khoom noj yog cov khoom xyaw los ntawm cov khoom noj khoom haus kom tiv thaiv kom tsis txhob muaj lub neej, muaj kev pab kom zoo, thiab txo cov zaub mov noj kom zoo, thiab txo cov zaub mov noj kom zoo, thiab txo cov zaub mov noj kom zoo .Cov tshuaj tiv thaiv tau tuaj yeem yog cov khoom siv hluavtaws, khoom siv hluavtaws, lossis cov xwm txheej tsim nyog (synthetically tsim tawm tab sis cov tshuaj sib xyaw ua ke rau cov tebchaw ntuj).

 

 

Cov haujlwm tseem ceeb ntawm cov zaub mov ua noj

 

Antimicrobial kev txiav txim
Inhibit lossis tua cov kab mob, poov xab, thiab pwm .
Piv txwv: NISIN, Poov tshuaj sorbate, Sodium benzoate

 

Kev Tiv Thaiv Antioxidant
Tiv thaiv cov rog thiab roj los ntawm kev rov ua dua vim yog oxidation .
Piv txwv:Ascorbic acid (vitamin C), BHA, BHT, TOCOPHEROLS

 

Enzyme tswj
Inhibit enzymes uas ua rau browning lossis spoilage .
Piv txwv li:Citric acid

 

Txee Lub Neej Txuas Ntxiv
Tswj cov qauv, xim, tsw, thiab kev nyab xeeb thaum cia thiab thauj .

 

Hom Khoom Noj Khoom Noj

 

Ntawm no yog qhov kev puas tsuaj ntawm feem ntau cov pawg:

 

1. ntuj tshuajntsuam

 

Muab tau los ntawm cov nroj tsuag, tsiaj, lossis cov microbial li .

 

Tshuaj tsis pub lwj	Rooj mov	Raug
NISIN	Antimicrobial (cov kab mob)	Cheese, mis nyuj, kua xoo
Natamycin	Antifungal (pwm, poov xab)	Cheese, bakery, nqaij
Vinegar / acetic acid	Tus kab mob antimicrobial	Pickles, cov kua ntsawj
Rosemary Extract	Tshuaj tua kab mob antioxidant	Nqaij, khoom noj txom ncauj, roj

 

2.} cua hluavtaws tshuaj tiv thaiv

 

Kuaj cov tebchaw sib txuas nrog cov qauv kev nyab xeeb tsim kev nyab xeeb .

 

Tshuaj tsis pub lwj	Rooj mov	Raug
Poov tshuaj sorbate	Pwm & Cov poov txwv inhibitor	Yogurt, kua txiv, bakery
Sodium benzoate	Tshuaj tua kab mob (tsis muaj ntev ph)	Dej haus, condiments
BHA / BHT	Antioxidants	Khoom noj txom ncauj, cereals, rog
Proflionic acid	Pwm inhibitor	Cov Khoom Muag Ci, Ua Yeeb Yam

 

3. qhov khoom siv hluav taws xob zoo ib yam

 

Synthetically produced tab sis chemically tib yam li ntuj version .

 

Tshuaj tsis pub lwj	Rooj mov	Piv Txwv Cov Khoom
Ascorbic acid	Tshuaj tua kab mob antioxidant	Dej haus, nqaij, hmoov nplej
Citric acid	Txom Nyem	Jam, kaus poom txiv hmab txiv ntoo, haus

 

Cov ntawv thov hla cov zaub mov pawg

 

Ntses:Nisin, NatamyCy, Potassium Sorbate

Dej haus:Sodium benzoate, poov tshuaj sorbate, ascorbic acid

Bakery: Calcium profionate, vinegar, natamycin

Nqaij & Nqaij qaib:Nisin, Rosemary Extract, lactates

Khoom noj txom ncauj & cereals:BHA, BHT, TOCOPHEROLS

 

 

 

Huv Si Daim Ntawv Lo Lus & Kev Txiav Txim Siab

 

Cov neeg tau txais kev nyiam nyiam yog hloov mus rau cov khoom siv lossis cov khoom siv hluav taws xob zoo li nisin, thiab cov khoom siv cog qoob loo zoo li, thiab fermented piam thaj .

Los ntawm cov kev tswj hwm kev tswj hwm:

 

EU thiab Asmeskas FDA tswj cov npe pom zoo nrog cov qib uas tso cai tshaj plaws .

 

"Gras" (Feem ntau lees paub tias muaj kev nyab xeeb) cov xwm txheej yog qhov tseem ceeb rau kev ua lag luam kev pom zoo .

 

Cov khoom lag luam xa tawm feem ntau yuav tsum tau cov ntaub ntawv ntawm kev siv ntxiv thiab cov ntawv sau npe ua raws li .

 

Tag

 

Xaiv cov zaub mov raug noj nyob ntawm:

 

Cov khoom lag luam muaj pes tsawg leeg thiab ph

Nws npaj txee lub neej

Xav tau daim ntawv lo npe (ntuj, cov ntawv lo, cov organic)

Kev cai tswjfwm rau hauv kev ua lag luam

 

NtawmChemsis, peb muaj ntau yam khoom noj khoom haus-ob qho tib si thiab cov khoom siv hluav taws xob ua kom tau raws li kev tawm tsam, peb tuaj yeem pab koj nrhiav cov kev daws teeb meem {}}

 

Tiv tauj peb rau thov thov cov ntaub ntawv cov ntaub ntawv lossis cov khoom lag luam kom pom rau koj daim ntawv thov .