Preservative E202 thiab E211 - lub ntsiab yooj yam ntxwv ntawm kev siv

Niaj hnub nimno khoom noj khoom haus yog ib qho nyuaj rau xav txog tej yam tsis muaj cov ntsiab lus ntawm cov ntau yam stabilizers, oxidizers thiab lwm yam chemicals. Nyob rau hauv Feem ntau, lawv yog ib cov ntau yam ntawm additives uas yog qhov tseem ceeb rau impart xim, saj los yog tsis hnov tsw ntawm cov khoom, raws li zoo raws li cas sim haum nws cia. Niaj hnub no peb tham txog cov feem ntau siv preservatives, raws li zoo raws li cov teebmeem ntawm tus tib neeg lub cev.

Yuav ua li cas yog ib tug preservative

Preservatives muaj xws li ib tug broad pab pawg neeg ntawm tshuaj, uas yog npaj rau counter txoj kev loj hlob ntawm cov kab mob. Nrog rau qhov sib ntxiv ntawm xws tshuaj cov neeg ua hauj nyob rau hauv khoom noj khoom haus yog ua tau rau ho ua rau kom cov txee lub neej ntawm cov khoom. Qhov tseem paub preservatives uas tau raug siv los ntawm lub sij hawm immemorial, xws li zib ntab, qab zib, ntsev, kua txiv hmab, acetic thiab citric acid, ib tug haus dej haus cawv. Lawv tau siv ntev ua ntej cov kev loj hlob ntawm cov tshuaj thiab khoom noj khoom haus industries. Txawm li cas los, hnub no peb yeej tseem npaj pickles los yog canning zaub thiab txiv hmab txiv ntoo los ntawm cov suburban cheeb tsam.

Preservatives yuav ua tau tej yam ntuj tso los yog hluavtaws. Thiab tsis yeej ib txwm tsim nyob rau hauv lub laboratory ntawm preservatives yuav ntau txaus ntshai rau tib neeg noj qab haus huv dua los ntawm qhov. Nyob rau hauv analogy rau qhov teebmeem ntawm cov chav kawm ntawv ntawm tshuaj sib cais rau hauv cov neeg uas hloov cov ib puag ncig, yog li tsis tau raws li txoj kev puas tsuaj ntawm cov kab mob, thiab cov neeg uas inhibit tseem ceeb heev functions ntawm cov teeb meem microorganisms.

Preservative E202 - Yuav ua li cas yog nws?

Ib qho ntawm feem ntau yog cov preservative E202, los yog nyob rau hauv lwm txoj kev - poov tshuaj sorbate. Nws belongs rau ib pab pawg neeg ntawm tej yam ntuj tso tshuaj. Thov no substance rau zaub mov preservation. Externally nws nruab nrab yog sorbate granules los yog hmoov ntawm dawb xim. Nws yog tau los ntawm lub noob ntawm txiv hmab txiv ntoo ntawm tej nroj tsuag. Nyob rau hauv tas li ntawd mus ntuj, muaj yog tsim preservative E202. Rau no sorbic acid neutralized reagents. Cov tau calcium, poov tshuaj thiab sodium, uas yog siv los rau tib lub npe sorbates.

E202 preservative muaj siab solubility (qhov zoo tshaj plaws tus nqi ntawm tag nrho cov sorbates). Nyob rau hauv ib liter ntawm dej sov li chav nyob yuav ua neej nyob rau hauv 138 grams ntawm cov tshuaj yeeb dej caw. Tau ntau npaum poov tshuaj sorbate yog 0.1-0.2% ntawm cov khoom nyhav. Siv no preservative yog tau tso cai nyob rau hauv yuav luag tag nrho cov teb chaws ntawm lub ntiaj teb no.

Siv ntawm poov tshuaj sorbate

Poov tshuaj sorbate yog siv thaum lub sij hawm Canning ntawm txiv hmab txiv ntoo thiab zaub, nqaij ntses thiab. Tsis tas li ntawd nws yog siv nyob rau hauv qhov kev npaj ntawm cov qe thiab confectionery khoom, kua txiv hmab thiab cov dej qab zib.

E202 preservative cheeb qhov uas cov kev loj hlob ntawm puab, thiab thiaj li nws kuj yog ntxiv rau cov hnyuv ntxwm thiab cheese, rye khob cij. Vim lub fact tias cov tshuaj yeeb dej caw tsis muaj lub saj, nws yog feem ntau siv nyob rau hauv chocolate cov khoom. Cas sim haum lub txee lub neej siv E202 preservative nyob rau hauv qhuav txiv hmab txiv ntoo, kua ntsw Oriental cuisine, nqaij, mayonnaise, jams, wines thiab thiaj li nyob. D.

Thaum theem ntawm acidity poov tshuaj sorbate nruab nrab qhia tau hais tias zoo antimicrobial qualities. Yuav luag ib txwm ib tug preservative E202 yog tam sim no nyob rau hauv lub semi-tiav lawm cov khoom thiab khov khoom.

Preservative E202 yog teeb meem los yog tsis?

Kom txog rau thaum hnub no muaj yog tsis muaj kev pom zoo nyob rau hauv no qhov teeb meem. Feem ntau cov zaum muaj leej twg paub lub harmlessness ntawm lub substance rau feem ntau ntawm lub ntiaj teb no tus pej xeem. Tab sis ib co kev soj ntsuam ntseeg tau hais tias lub poov tshuaj sorbate raws li ib tug preservative, thiab lwm yam, yuav tsum tsis txhob yuav siv rau tib neeg noj qab haus huv. Nyob rau hauv tas li ntawd, muaj ob peb tus neeg mob ntawm kev tsis haum rau cov tshuaj yeeb dej caw.

Yog li ntawd, cov kws kho mob tau tsim tshwj xeeb cov kev cai uas yuav coj mus rau hauv tus account lub yuav ua rau muaj kev phiv sij hawm tom qab daim ntawv thov ntawm cov khoom nrog ib tug preservative. Qhov no tau tso cai kom paub txog tias cov khoom uas muaj ib tug preservative E-202 yog kiag li muaj kev nyab xeeb rau tib neeg noj qab haus huv. Piv txwv li, cov ntsiab lus tus nqi ntawm lub sorbate nyob rau hauv mayonnaise yuav tsum tsis txhob ntau tshaj 2 g ib 1 kg ntawm ib yam khoom. Rau ib txiv hmab txiv ntoo puree thiab tus me nyuam cov zaub mov, qhov no daim duab yog 0.6 g ib 1 kg.

preservative E211

Qhov thib ob nrov tshaj plaws daim ntawv thov yog sodium benzoate. Qhov no tshuaj muaj nyob rau hauv uas tsis muaj ntau nyob rau hauv prunes, lub paj, apples, cranberries thiab cinnamon. Cov tshuaj yeeb dej caw yog ib tug dawb, ntxhiab hmoov thiab cov lus hais rau saj.

Cov tshuaj yeeb dej caw muaj ib tug depressing ntxim rau cov enzymatic si nyob rau hauv lub hlwb ntawm cov kab mob, uas yog lub luag hauj lwm rau lub neej puas starches thiab nqaijrog. Ntxiv mus, sodium benzoate muaj ib tug muaj zog cawv rau lwm cov pwm pwm thiab cov poov xab haiv neeg.

tsis zoo

Sodium benzoate yuav tsim benzene. Qhov no tshwm sim yog hais tias tus tshuaj reacts nrog ascorbic acid. Raws li ib tug ntawm xws li kev sis raug zoo yog tsim ib tug muaj zog carcinogen uas yuav ua mob rau tus mitochondrial DNA, uas nyob rau hauv lem muab sawv mus rau loj kab mob.

Nyob rau hauv lub niaj hnub scientific lub zej lub zos rhuab sib cav tswv yim hais txog E211 cawv rau thajmaum cov me nyuam. Nyob rau hauv view ntawm lub loj zaub mov manufacturers muaj npaum li cas cov kauj ruam mus nrhiav lwm txoj kev hloov ntawm lub substance.

Nyob rau hauv ib co xeev, muaj ib tug kev txwv nyob rau hauv cov kev siv ntawm cov preservative E211. Nyob rau hauv Teb chaws Europe thiab lub CIS lub teb chaws, cov khoom noj no additive yog tso cai. Tsis tas li ntawd cov zaub mov kev lag luam, sodium benzoate siv nyob rau hauv tus kws kev lag luam thiab cov aircraft lag luam. Tsis tas li ntawd, qhov no tshuaj yog siv los tsim cov suab nyhuv nyob rau hauv foob pob hluav taws.

Preservatives E211, E202, thiab ib tug xov tooj ntawm lwm yam yog indispensable nyob rau hauv lub neej niaj hnub. Lawv cia li yuav tau txais thiab haus cov khoom los ntawm lwm kawg ntawm lub ntiaj teb no. Yog tsis muaj lawv siv yuav hnov qab txog txawv teb chaws kua thiab kab txawv txiv hmab txiv ntoo, oriental cov kua ntsw thiab Swiss chocolate.