EDTA: nws yog dab tsi, cov kev pab cuam thiab harms

Peb yog feem ntau ntshai ntawm ib co to taub tsis tau slag thiab hnyav hlau uas noog nyob rau hauv peb lub cev, lom nws thiab yuav ua tau rau tus kab mob. Cov kws ua lag luam qhia tias lawv yuav pab tau tshem ntawm EDTA, EDTA, uas muaj cov antioxidant zog. Yuav ua li cas yog cov tshuaj no?

Ntsiav tshuaj los yog mayonnaise?

Ua ntej ntawm tag nrho cov, peb nug cov lus nug: "EDTA - dab tsi yog nws thiab ntau npaum li cas?" Tej zaum koj twb pom advertising tshuaj nyob rau hauv cov teeb meem no, uas yog positioned raws li ntxiv rau cov zaub mov. Kuv yuav tau mus yuav cov tshuaj? Nyob rau hauv qhov tseeb, EDTA - acid, uas yog dav siv nyob rau hauv cov zaub mov kev lag luam thiab yog raug xa mus rau raws li E-385. Saib nyob rau hauv koj lub fridge, nyeem cov muaj pes tsawg leeg ntawm mayonnaise thiab lwm yam khoom, nws yog tau hais tias koj yuav pom lub cim ntawm lub hnab. Yog li, peb yuav hais tias peb txhua tus kov, tab sis yog nyob rau hauv me me, lub substance EDTA. Yuav ua li cas nws yog thiab yuav ua li cas nws hauj lwm tam sim no paub.

chelation txoj kev kho

Yog li txaus ntshai lo lus raws li "chelation", hu ua lub losis tswvyim dabtsi txheej txheem nyob rau hauv lub cev ntawm teeb meem tshuaj. Nws ua hauj lwm li EDTA acid, uas yog siv rau kev kho mob hom phiaj nyob rau hauv ib tug 5 feem pua tshuaj. Ib zaug nyob rau cov ntshav, molecules ntawm lub substance envelop zoo li hnyav hlau ions, xws txawm tej li mercury, tsis tas lawv yuav hnov mob nrog rau lub hlwb. Qhov no ua txhua yam tej yam tshuaj lom muaj peev xwm tsis nyob twj ywm nyob rau hauv lub cev thiab tom xyuam xim. Vim hais tias ntawm no cov nyhuv ntawm EDTA yog feem ntau siv rau hauv cov tshuaj rau zoo tshaj kev kho mob ntawm ntau cov kab mob, xws li mob plawv.

Heev heev pom, ob qho tib si nyob rau hauv Russia thiab txawv teb chaws tau pom tias EDTA theem pronounced cov kev pab, cov neeg mob noj tshuaj ntawm no acid, muab sau ib tug tseem ceeb kev txhim kho.

Tsis tas li ntawd, E-385 yog siv nyob rau hauv kev kho hniav. Txij li thaum EDTA - acid nyob rau hauv cov xwm, nws muaj peev xwm sawv ntawm softening fabrics thiab ib co nce lawv permeability, uas yog tsim nyog rau cov zauv nqaim paus canals nyob rau hauv tus hniav.

Li cas rau cov mayonnaise?

Yog vim li cas, nyob rau hauv cov zaub mov kev lag luam siv tshuaj yeeb tshuaj EDTA? Yuav ua li cas yog nws thaum peb cov zaub mov no tsis muaj peb paub ntxiv mus rau yeeb tshuaj! Tab sis rau tag nrho cov taw tes yog hais tias lub E-385, txuas hlau, tiv thaiv lawv los ntawm oxidation, li no ua lub txee lub neej ntawm cov khoom. Nyob rau hauv tas li ntawd, qhov no tshuaj yog feem ntau ntxiv rau kom hniav zoo nkauj khoom, raws li nws tsim ib tug tuab khoom ua npuas ncauj. Nyob rau hauv qhov tseeb, EDTA (EDTA) twb qhib nyob rau hauv 1935 thiab yuav luag tam sim ntawd tau txais dav heev daim ntawv thov nyob rau hauv ntau industries, xws li los ntawm cov kaus poom khoom ntau lawm ntawm daim ntawv. Txhua txhua xyoo, qhov no amino acid yog ua nyob rau hauv loj qhov ntau, tab sis rau ib txhia yog vim li cas tsis muaj ib tug hais txog dab tsi yuav ua tau lub mob ntawm EDTA tshuaj. Yog khoom no muaj kev ruaj ntseg?

ib qho tseem ceeb loj

EDTA muaj ib tug unpleasant feature - nws tsis tawg nyob rau hauv qhov. Toxicity nyob rau hauv no acid yog heev tsis muaj zog, cov lus hais raug mob rau tus neeg uas nws yog tsis muaj peev xwm ua rau, tab sis yog paub tias yuav yuav ib tug thiab tib yam tshuaj tej zaum yuav ua tau ib tug tshuaj lom thiab tshuaj, nyob ntawm seb cov tshuaj tsawg. Txawm tias EDTA uake hnyav hlau ions, nws tsis yog nws tus kheej yuav raug yuav luag txhua cawv thiab tej zaum yuav noog nyob rau hauv tib neeg lub cev thiab qhov ib puag ncig. Nyob rau hauv loj koob tshuaj, cov compound muaj ib tug cytotoxic nyhuv, piv txwv li nws cheeb qhov uas cov kev ua hauj lwm ntawm tes. Nws yog tshwj xeeb tshaj yog ib qho tseem ceeb rau koj nco ntsoov thaum xaiv tshuaj pleev ib ce, raws li lawv txeem rau daim tawv nqaij. Raws li ib tug txoj cai, nyob rau hauv qhov kev piav qhia ntawm lub substance EDTA nyob rau hauv lub "phiv" sau xwb "idiosyncrasy", tab sis cov kws kho mob tsis pom zoo kom muab cov tshuaj no rau cov me nyuam, uas twb ua rau koj xav. Environmentalists yog nce tham txog qhov tseeb hais tias yog EDTA tseem yuav siv tau li lug, cov ib puag ncig muaj kev puas tsuaj yuav zam tsis, vim hais tias txawm yog hais tias tus tshuaj tsis ua mob ib tug neeg, nws accumulates nyob rau hauv cov av, cov teeb liab ntsais ntuj.

Yuav kom haus dej haus los yog tsis tau haus dej haus?

Yog li ntawd, cia peb nug dua: "EDTA - dab tsi yog nws cov tshuaj los yog lwm teeb meem tshuaj additive?" Ob leeg. EDTA muaj ob pab zog, thiab muaj teeb meem, thiaj coj no amino acid li pab tsis muaj ib tug kws kho mob xwb tsis tsim nyog nws. Yog hais tias koj raug kev txom nyem ib co kab mob uas ua rau metabolic mob, tsis muaj tsis ntseeg, EDTA yuav pab tau heev vim nws tshem tawm los ntawm cov ntaub so ntswg ntawm cov teeb meem sib txuas. Thiab tseem muaj ntau thiaj li tsis muaj cov tshuaj no yuav ua tsis tau nyob rau hauv tus neeg mob ntawm lom los ntawm hnyav hlau.

Txawm li cas los, txawm lub sab toxicity nyob rau high school koob lub substance tej zaum yuav heev txaus ntshai (nas, e.g., ntawm ib ntau npaum ntawm EDTA tuag txhais tau tias 2 g ib 1 kg lub cev hnyav). Raws li cov acid, nws muaj peev xwm sawv ntawm softening, tab sis yog me ntsis, txawm hniav cov ntaub so ntswg thiab noog nyob rau hauv lub hlwb, cheeb lawv lub lag luam. Lwm point - EDTA uake zoo tag nrho free ions, xws li yog li peb yuav tsum tau hlau thiab poov hlau. Yog li ntawd, yog tias tus kws koj muaj txhua yam zoo, EDTA yuav tsum tau zam. Tom qab tag nrho, peb lub cev - self-regulating system, thiab feem ntau cov tseem ceeb tshaj plaws - tsis txhob cuam tshuam nrog ceej faj ntxiv.