2024 Tus sau: Isabella Gilson | [email protected]. Kawg hloov kho: 2024-01-02 16:20
Cov tshuaj tiv thaiv E220 hauv cawv yog suav tias yog cov khoom noj ntxiv. Nws ntxiv rau cov khoom noj kom tua kab mob. Nws muaj lwm lub npe tag nrho - sulfur dioxide. Cov tshuaj tiv thaiv no tuaj yeem pom nyob rau hauv yuav luag txhua cov cawv, tsis hais tus nqi ntau. Nws yog feem ntau ntseeg tias qhov tshuaj ntxiv no ua rau mob taub hau thiab lwm yam teeb meem kev noj qab haus huv tsis zoo. Hauv tsab xov xwm, peb yuav txiav txim siab seb E220 puas yog thiab nws cuam tshuam rau lub cev tag nrho.
sulfur dioxide yog dab tsi?
Sulfur dioxide yog ib yam khoom pob tshab uas tsis hnov tsw qab heev. Nws yog tau los ntawm hlawv sulfur. Tsuas yog txaus, nws tuaj yeem yaj hauv dej thiab hauv cawv. Nws tuaj yeem raug ntaus nqi rau chav kawm thib 3 ntawm toxicity.
Sulfur dioxide: cuam tshuam rau lub cev
nqus cov sulfur dioxide tom qab hnoos thiab me ntsisua pa tsis ua haujlwm, qee zaum, pulmonary edema yog ua tau. Kev sib cuag nrog tib neeg mucous daim nyias nyias tuaj yeem ua rau muaj kev tsis haum tshuaj. Nws kuj tuaj yeem tshwm sim yog tias koj noj ntau cov zaub mov nrog sulfur dioxide. Yog hais tias ib tug neeg muaj mob hawb pob, ces cov khoom no muaj kev phom sij rau nws ob npaug.
Yog tias koj siv cawv, ces cov nyhuv ntawm cov tshuaj tsis muaj txiaj ntsig zoo tuaj yeem sib txawv rau txhua tus neeg. Qee tus yuav, txawm tias tom qab haus dej ntau dhau lawm, xav tias zoo, tab sis muaj cov neeg uas, txawm tias tom qab thawj khob, yuav hnov ib co deterioration. Muaj cov tsos mob xws li: mob taub hau thiab kiv taub hau, xeev siab, ua xua ua pob liab vog, qee zaum palpitations. Hnub tom qab, qhov hangover yuav phem me ntsis, qhov no yog vim E220 sulfur dioxide preservative nyob rau hauv cov cawv ntau tshaj qhov tso cai, thiab nws nkag mus rau hauv lub cev. Nws tau raug pov thawj tias nrog qis acidity ntawm lub plab, qhov tshwm sim ntawm kev noj cov tshuaj yuav tsawg dua nrog siab.
Yog tias cov cawv txiv hmab no tau noj tsis tu ncua thiab tsis muaj qhov txwv, nws tuaj yeem ua rau mob plab hnyuv thiab ua kom lub cev tsis muaj zog. Cov kab mob ntawm cov plaub hau, tawv nqaij thiab cov rau tes tsis pom zoo, cov protein thiab vitamin B raug rhuav tshem 1.
Qee tus yuav cem E220 cov tshuaj tiv thaiv rau thaum sawv ntxov tsis zoo, tab sis qhov ntawd tsis yog tag nrho. Qhov tseem ceeb tshaj plaws yog kom paub qhov ntsuas ntawm kev haus cawv thiab nws raug nquahu kom tsis txhob tshaj qhov noj txhua hnub ntawm cov khoom nrog cov tshuaj no.
Lwm kev siv tshuaj tua kab mob E220
Cov tshuaj no hauv cawv yog siv ntau zaus, tab sis tsis tsuas yog muaj nws tuaj yeem pom. Lawv ua zaub thiab txiv hmab txiv ntoo, qhov no txuas ntxiv lawv lub txee lub neej. Nws kuj tseem ntxiv rau hauv cov nqaij tsim. Thaum siv nws, nws yuav tsis yooj yim sua kom paub qhov txawv ntawm cov nqaij tshiab los ntawm ib qho stale. Thaum lub sij hawm tsim cov npias thiab dej haus, cov tshuaj preservative E220 kuj ntxiv. Tab sis feem ntau nws yog siv nyob rau hauv zus tau tej cov cawv.
Siv hauv winemaking
Cov tshuaj tua kab mob sulfur dioxide E220 tau siv rau hauv cawv txij thaum Rome thaum ub. Nws yog ib feem ntawm cov cawv txiv hmab kiag li, nws tsis nyob ntawm tus nqi ntawm cov dej haus thiab lub teb chaws ntawm keeb kwm. Cov tshuaj no ntxiv rau hauv tag nrho cov txheej txheem winemaking, uas yog nyob rau hauv cov kauj ruam hauv qab no:
- -Txau tag nrho cov chaw ntawm vineyards;
- paj fumigation;
- bottling.
Tom ntej, xav txog vim li cas sulfur dioxide nyob hauv cawv. Muaj ib tug me me ntawm preservative txawm nyob rau hauv kim thiab cov neeg tseem ceeb wines. Thawj qhov laj thawj yog vim li cas dioxide ntxiv rau cov dej qab zib yog vim qhov fermentation ntev heev. Tom qab tag nrho, cov dej haus tsis tso tseg fermenting txawm tias nws twb tau ntim rau hauv lub raj mis. Tias yog vim li cas, thiaj li hais tias saj tsis hloov thiab tsis raug kev txom nyem nyob rau hauv ib txoj kev, preservative E220 yog tam sim no nyob rau hauv cawu cub. Nws nquag tawm tsam cov poov xab fungi thiab qee cov acids tsis haum, vim tias lawv ua rau cov dej haus sai sai. Sulfur dioxide kuj yog ib qho zoo heev antioxidant, nws kuj yog ib feem tseem ceeb ntawm winemaking. preservative tom qab nkag nrog ib tug haus dej nyob rau hauvtshuaj tiv thaiv txo cov concentration ntawm acid.
Nyob hauv khw, ib yam khoom uas muaj cov ntsiab lus khaws cia muaj lub neej luv luv. Tsuas yog sulfur dioxide tuaj yeem tiv thaiv cawv los ntawm oxidation thiab kab mob loj hlob. Yog hais tias peb tham txog cov dej cawv muaj zog, piv txwv li, cognac los yog vodka, ces cov tshuaj no tsis ntxiv rau lawv, vim hais tias nws tsis yog tag nrho cov dej num yog ua los ntawm ib tug siab cawv cov ntsiab lus. Wine txawv.
Kuv puas tuaj yeem yuav cawv tsis muaj sulfite?
Caw tsis muaj E220, uas yog, ib qho uas tsis muaj tshuaj, tsis tuaj yeem yuav. Nws yog ib nqi sau cia hais tias txawm nyob rau hauv cov cawv txiv hmab uas koj ua nyob rau hauv tsev koj tus kheej, muaj E220. Qhov no tshwm sim rau ib qho laj thawj yooj yim heev. Nyob rau hauv tus txheej txheem ntawm fermentation, dioxide yog tso tawm nyob rau hauv txhua rooj plaub, yog li nws cov ntsiab lus nyob ntawm 5 mus rau 15 mg ib liter.
Tab sis ntau lub tsev vintners yuav thiab ntxiv cov tshuaj khaws cia rau lawv cov cawv rau lub hom phiaj. Feem ntau nws yog metabisulphite lossis potassium pyrosulfite. Nws muaj nyob rau hauv cov hmoov thiab cov ntsiav tshuaj. Tab sis nrog nws qhov sib ntxiv, koj yuav tsum tau ceev faj, koj tsis tuaj yeem tsaug zog ntau dua li cov cai. Qhov no tuaj yeem ua rau caws pliav: nws yuav plam nws saj, ua rancid thiab hloov tus ntxhiab tsw.
Caw nrog tsawg kawg ntawm sulfur dioxide
Kev tsim khoom, qhov twg cov khoom noj khoom haus ntxiv E220 ntxiv rau cawv hauv cov koob me me, hu ua ntuj. Nyob rau hauv lub ntim nws txawv los ntawm tshwj xeeb identification emblems thiab cov paib. Piv txwv li, hauv Asmeskas, daim ntawv lo hais tias: USDA Organic, tab sis hauv Fabkis - Ecocert. Sulfur dioxide yog siv nyob rau hauv cov kev lag luam no tsuas yog nyob rau hauv lub bottling txheej txheem. Cov ntsiab lus preservative muaj tsawg heev, txawm nyob rau hauv ib tug neeg muaj kev tsis haum tshuaj, nws yuav tsis ua rau muaj kev cuam tshuam.
Hauv European Union, muaj qee qhov tso cai txwv rau cov ntsiab lus ntawm sulfur dioxide hauv cawv - qhov no yog 100 ml ib liter dej. Tab sis kev thauj mus los thiab khaws cia cov fwj no nyuaj heev.
Preservative E220 hauv cawv yog suav tias yog ib qho kev tso cai. Lub ntim yuav tsum qhia tias nws yog ib feem ntawm cov khoom. Piv txwv li, nws tuaj yeem sau tau: E220 preservative, E220 sulfur dioxide, lossis tsuas yog sulfur dioxide. Hauv Tebchaws Europe, lub raj mis tsis qhia nyob rau hauv ib txoj kev uas cov dej haus muaj preservative, tab sis nyob rau hauv lub tebchaws United States, txhua lub raj mis uas muaj dioxide hais tias: "Contains sulfites".
Yuav ua li cas xaiv cov cawv txiv hmab uas tsis muaj teeb meem?
Ua ntej xaiv haus, koj yuav tsum paub tsawg kawg yog qhov chaw khaws cia muaj qhov tsawg tshaj plaws thiab nyob rau hauv dab tsi ntim. Dioxide concentration yog xam los ntawm kev tsim khoom raws li pH, ntau yam txiv hmab txiv ntoo thiab qib oxygen.
- Rose thiab liab wines muaj tannin, uas txo tus nqi ntawm preservatives.
- Cov dej qab zib thiab ib nrab qab zib ferment sai dua, uas yog vim li cas lawv ntxiv me ntsis ntxiv preservative E220.
- Ib yam tuaj yeem hais txog cov cawv uas raug kaw nrog ntoo cork. Thiab ntsia hlau los yog iav cia cua kis tsawg, nws yog vim qhov no haus dej haus tsis oxidize.
- Hauv cov cawv qhuav thiab ib nrab qhuav, cov tshuaj khaws cia E220 muaj nyob rau hauv me me.
- Qhov ntau acidic cawv thiab cawv ntau dua, qhov no tsawg duacov dej haus yuav xav tau cov dioxide. Tib yam tuaj yeem hais txog qib pH - qhov qis dua, qhov qis dua yuav tsum tau ntxiv.
- Ntau yam khoom no muaj nyob rau hauv cawv uas tau tsim nyob ze lub roob hluav taws, vim cov txiv hmab txiv ntoo yooj yim nqus cov khoom phem los ntawm av.
Zoo kawg
Ntau tus neeg nyiam haus dej cawv. Yog hais tias peb tham txog cov cawv txiv hmab thiab cov nyiaj khaws cia E220 muaj nyob rau hauv nws, ces, raws li tau hais ua ntej lawm, yuav tsum muaj ib tug qauv ntawm kev siv cov dej haus. Cov tshuaj tiv thaiv no tuaj yeem ua mob rau koj txoj kev noj qab haus huv, vim tias nws pom tsis yog hauv cawv xwb. Nws kuj muaj nyob rau hauv cov txiv hmab txiv ntoo qhuav thiab txiv hmab txiv ntoo. Txhawm rau kom ntseeg tau tias cov tshuaj phem me me li sai tau nkag mus rau hauv lub cev, ntxuav txhua yam ua ntej siv.
Pom zoo:
Cov ntsiab lus ntawm purines hauv cov zaub mov: ib lub rooj ntawm cov ntsuas, cov qauv, cov teebmeem ntawm lub cev, txoj kev tswj hwm
Purine yog cov khoom siv dav dav hauv cov xwm txheej, uas yog ib feem ntawm cov qauv ntawm tes ntawm txhua yam kabmob hauv ntiaj teb. Nws yog cov txheej txheem no uas yog lub hauv paus rau kev tsim cov nucleic acids tsim nyog rau lub neej, nrog rau ntau yam enzymes
Sulfur dioxide hauv cawv. Cov nyhuv ntawm sulfur dioxide rau tib neeg lub cev
Yuav kom cov khoom lag luam cawv khaws cia zoo dua, lawv tau kho nrog sulfur dioxide. Niaj hnub no, ntawm daim ntawv lo, tus neeg yuav khoom tuaj yeem pom cov ntawv sau xws li sulfur dioxide, lossis tsuas yog E 220. Qhov no yog ib qho thiab tib yam. Sulfur dioxide kuj tau siv los ntawm cov neeg Greek thaum ub, thiab nyob rau hauv Nruab Nrab Hnub nyoog qhov no tau ua tiav nrog cawv hauv Tebchaws Europe. Tab sis kev tshawb fawb niaj hnub xav li cas txog cov khoom no? Tsis muaj teeb meem rau kev noj qab haus huv?
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