EDTA-4Na yog dab tsi? Ua kom tiav Daim Ntawv Qhia rau CAS 64-02-8
Sau los ntawm:ALEN, Chemical Engineer, MOSINTER|15 xyoo nyob rau hauv vitamin manufacturing thiab kws APIs

Ob lub lis piam dhau los, ib tug kws tshuaj ntsuam xyuas los ntawm ib lub tuam txhab tshuaj pleev ib ce nyob sab Europe tau mus txog qhov tsis paub txog qhov teeb meem. Nws tau mus nrhiav EDTA-4Na los ntawm peb tus neeg xa khoom sib txawv, tsis tau batch-rau-batch inconsistency tseem cuam tshuam nws cov kab ntau lawm. Ib qho khoom xa tuaj yaj zoo kawg nkaus; tom ntej no sab laug cloudy residues. Suab paub? Yog tias koj tau raug kub hnyiab los ntawm tus neeg saib xyuas chelate tsis zoo, koj tsis nyob ib leeg.
EDTA-4Na (CAS 64-02-8), tseem hu ua Sodium Edetate los yog Tetrasodium Ethylenediaminetetraacetic Acid, yog ib qho zoo heev chelating tus neeg sawv cev uas khi hlau ions hauv aqueous daws.Cov hmoov dawb crystalline no (molecular mis C₁₀H₁₂N₂Na₄O₈) belongs rau tsev neeg ethylenediamine ntsev thiab tau dhau los ua qhov tseem ceeb hauv kev lag luam -los ntawm cov tshuaj pleev ib ce thiab kev saib xyuas tus kheej mus rau kev ua zaub mov, kev tsim textile, thiab kev tu vaj tse. Raws liPubChem (CID 6144), EDTA-4Na nthuav tawm cov dej solubility zoo heev, ua rau nws yog qhov kev xaiv zoo tshaj plaws thaum ua tiav qhov teeb meem.
Hauv Phau Ntawv Qhia no:
1. Dab tsi ua rau EDTA-4Na txawv ntawm lwm daim ntawv EDTA?
2. Cov khoom tseem ceeb thiab cov kev qhia tshwj xeeb
3. Cov ntawv thov kev lag luam: EDTA-4Na siv nyob qhov twg?
4. Yuav Ntsuas Li Cas EDTA-4Na Supplier Zoo
5. Cia thiab tuav cov kev coj ua zoo tshaj plaws
6. Cov lus nug uas nquag nug
1. Dab tsi ua rau EDTA-4Na txawv ntawm lwm daim ntawv EDTA?
Nov yog qee yam ntawm cov neeg muag khoom feem ntau yuav tsis piav qhia meej: tsis yog txhua cov ntsev EDTA coj zoo ib yam hauv koj cov qauv. Kuv tau pom pawg neeg yuav khoom xaj EDTA-2Na thaum lawv xav tau EDTA-4Na, ua rau pH tsis txaus thiab cov khoom siv khib nyiab.
Qhov sib txawv tseem ceeb nyob hauv cov ntsiab lus sodium thiab ua rau pH.EDTA-4Na (tetrasodium ntsev) muab cov tshuaj alkaline zoo heev -kwv yees pH 11.3 ntawm 1% concentration-thaum EDTA-2Na (disodium ntsev) tsim cov pH nyob ze ntawm 4-5. Qhov no tseem ceeb heev rau cov tshuaj pleev ib ce uas xav tau alkaline tej yam kev mob los yog kev siv tshuaj ntxuav uas muaj pH siab dua ua kom muaj kev ua tau zoo.

Lub tshuab chelating ua haujlwm los ntawm plaub pawg carboxylic acid thiab ob pawg amine ua octadentate complexes nrog hlau ions. Qhov no 'molecular claw' rub mus rau calcium, magnesium, hlau, thiab lwm yam teeb meem hlau, tiv thaiv lawv los ntawm kev cuam tshuam nrog koj cov khoom chemistry.
|
Khoom |
EDTA-4 Na |
EDTA-2 Na |
EDTA Acid |
|
CAS Nr |
64-02-8 |
139-33-3 |
60-00-4 |
|
Kev daws pH (1%) |
~11.3 |
~4.5 |
~2.5 |
|
Dej Solubility |
Excellent (>100g/L) |
Zoo (~ 50g / L) |
pluag (<0.5g/L) |
|
Kev siv thawj zaug |
Alkaline systems |
Neutral pH khoom |
Laboratory reagent |
2. Cov khoom tseem ceeb thiab cov kev qhia tshwj xeeb
Thaum ntsuas EDTA-4Na cov chaw muag khoom, nkag siab txog cov kev qhia tshwj xeeb cais cov neeg yuav khoom paub los ntawm cov neeg uas tau daig nrog cov khoom tsis zoo. Thaum kuv 15 xyoo tsim cov tshuaj APIs, kuv tau kawm tias kev sib txawv me me tuaj yeem ua rau mob taub hau loj.
Zoo EDTA-4Na yuav tsum ua kom tau raws li cov qauv no:purity Ntau dua los yog sib npaug rau 99%, cov hlau hnyav tsawg dua lossis sib npaug li 10ppm, thiab cov xim dawb dawb crystalline tsis muaj xim daj lossis ci. Lub melting point tshaj 300 degree, qhia tau hais tias tsim nyog crystalline qauv thiab tsis muaj hydration teeb meem.
|
Specification |
Standard Qib |
MOSINTER Qib |
|
Qhov tshwm sim |
Dawb hmoov |
Dawb crystalline hmoov |
|
Purity |
Ntau dua lossis sib npaug li 98% |
Ntau dua lossis sib npaug li 99% |
|
Melting Point |
>300 degree |
>300℃(lit.) |
|
pH (1% tov) |
10.5-12.0 |
11.0-11.5 |
|
Hnyav Hlau |
Tsawg dua lossis sib npaug li 20ppm |
Tsawg dua lossis sib npaug li 10ppm |
|
Molecular Formula |
C₁₀H₁₂N₂Na₄O₈ |
C₁₀H₁₂N₂Na₄O₈ |
Raws li covEPA qhov kev ntsuam xyuas dav dav ntawm EDTA, EDTA ntsev tau raug soj ntsuam kom zoo rau kev nyab xeeb hauv kev sib cuag zaub mov thiab kev siv hauv kev lag luam. CovFDA cov cai (21 CFR 172.120)tsim kom muaj cov lus qhia meej rau kev siv EDTA ua cov khoom noj ntxiv hauv Tebchaws Meskas.
3. Cov ntawv thov kev lag luam: EDTA-4Na siv nyob qhov twg?
Taug kev los ntawm txhua qhov chaw tsim tshuaj pleev ib ce, kev lag luam textile dyeing, lossis chaw kho dej, thiab koj yuav pom EDTA-4Na ua si qhov tseem ceeb tom qab- lub luag haujlwm ntawm lub scenes. Nws versatility stems los ntawm ib tug tseem ceeb muaj peev xwm: sequestering hlau ions uas yuav ua rau muaj kev puas tsuaj rau cov khoom ua tau zoo.
Cov ntawv thov tseem ceeb tshaj tsib lub lag luam loj:Cov tshuaj pleev ib ce thiab kev saib xyuas tus kheej (stabilizing formulations thiab txhim kho kev tu), kev ua zaub mov (tiv thaiv oxidation thiab discoloration), textile manufacturing (txhim kho dye uptake), petroleum operations (scale inhibition), thiab industrial tu (boosting detergent efficiency).

|
Kev lag luam |
Daim ntawv thov |
Muaj nuj nqi |
Hom Tshuaj |
|
Tshuaj pleev ib ce |
Shampoos, soaps, cream |
Stabilizer, preservative koob |
0.1-0.5% |
|
Kev ua zaub mov |
Cov khoom kaus poom, hnav khaub ncaws |
Antioxidant, xim tuav |
25-500 ppm |
|
Textiles |
Dyeing, scouring |
Hlau sequestrant |
0.5-2.0g/L |
|
Cov tshuaj ntxuav tes |
Cov tshuab ntxhua khaub ncaws |
Dej softening |
0.2-1.0% |
|
Roj av |
Drilling kua |
Scale inhibitor |
0.1-0.3% |
Rau cov ncauj lus kom ntxaws cov khoom specifications, mus saib pebEDTA-4Na khoom pagekom ua tiav COA cov ntaub ntawv thiab cov ntaub ntawv xaj.
4. Yuav Ntsuas Li Cas EDTA-4Na Supplier Zoo
Tom qab nrhiav cov tshuaj rau ntau tshaj ob xyoo lawm, kuv tau tsim ib daim ntawv txheeb xyuas kev puas siab puas ntsws uas tau cawm peb cov neeg siv khoom los ntawm cov khoom lag luam raug nqi. EDTA-4Na kev ua lag luam, tshwj xeeb tshaj yog rau Tuam Tshoj- cov khoom siv hauv paus, sib txawv ntawm qhov zoo-thiab tus nqi tsis yog ib txwm cuam tshuam nrog purity.
Peb qhov tsis yog - qhov ntsuas qhov zoo sib tham tau:Ua ntej, thov ntau- Daim Ntawv Pov Thawj Tshwj Xeeb ntawm Kev Ntsuam Xyuas (COA) uas qhia qhov ntsuas, hnyav hlau, thiab pH qhov tseem ceeb. Thib ob, txheeb xyuas tus neeg muag khoom cov ntaub ntawv pov thawj tsim khoom-ISO 9001 daim ntawv pov thawj yam tsawg kawg nkaus. Thib peb, nug txog kev tsim khoom muaj peev xwm thiab sib xws; cov neeg muag khoom tuav 50,000+ tons ib xyoos ib zaug feem ntau tswj xyuas cov txheej txheem tswj kom zoo.

Supplier Evaluation Checklist
|
Kev ntsuas ntsuas |
Yuav Nrhiav Dab Tsi |
Cov chij liab |
|
Cov ntaub ntawv |
Ntau -COA, MSDS |
Generic lossis outdated daim ntawv pov thawj |
|
Cov ntawv pov thawj |
ISO 9001, GMP (yog muaj) |
Tsis muaj kev tshawb xyuas thib peb - tog |
|
Muaj peev xwm |
>50,000T / xyoo ntau lawm |
Tsis tuaj yeem muab cov ntaub ntawv muaj peev xwm |
|
Lub Sijhawm Lead |
7-14 hnub rau cov khoom lag luam |
Vague kev cog lus |
|
Txhawb nqa |
Kev sab laj txog kev muaj |
Kev muag khoom-tsuas yog kev sib txuas lus |
Tshawb xyuas peb cov kev ua tiav ntawmCov tshuaj chelatessuav nrog EDTA-2Na, EDTA acid, thiab cov qauv tshwj xeeb rau kev lag luam tshwj xeeb.
5. Cia thiab tuav cov kev coj ua zoo tshaj plaws
Kev khaws cia tsis raug tseem yog ib qho ntawm qhov tsis pom zoo tshaj plaws ntawm EDTA-4Na zoo degradation. Kuv tau mus xyuas cov chaw uas cov khoom siv zoo kawg nkaus hloov mus rau hauv cov khoom siv tsis tau tsuas yog vim muaj dej noo thaum lub sij hawm cia khoom.
Qhov tseem ceeb cia raws tu qauv:Khaws cov thawv ntim kom nruj rau hauv qhov chaw txias, qhuav nrog cov av noo qis dua 65%. EDTA-4Na yog hygroscopic-nws nquag nqus dej los ntawm huab cua. Khaws kom deb ntawm cov kua qaub uas muaj zog thiab oxidizing cov neeg ua haujlwm. Raws li cov xwm txheej tsim nyog, txee lub neej txuas ntxiv mus rau 24 lub hlis txij li hnub tsim khoom.
|
Cia Parameter |
Pom zoo |
Zam |
|
Kub |
15-30 degree |
>40℃los yog khov |
|
Cov av noo |
<65% RH |
Qhov chaw noo noo siab |
|
Thawv |
Original kaw hnab / nruas |
Qhib ntim |
|
Txee lub neej |
24 hli |
Extended raug rau huab cua |
Txhawm rau tuav cov ntaub ntawv kev nyab xeeb thiab kev ua raws cai, peb pom zoo kom rov xyuas pebchemical kev nyab xeeb cov ntaub ntawvthiab thov cov khoom lag luam -cov ntawv tshwj xeeb MSDS.
6. Cov lus nug uas nquag nug
Puas yog EDTA-4Na tib yam li Sodium Edetate?
Yog lawm, EDTA-4Na thiab Sodium Edetate xa mus rau tib lub compound-Tetrasodium Ethylenediaminetetraacetate.Kev lag luam tshuaj siv ntau lub npe cov lus pom zoo: EDTA-4Na qhia txog plaub lub sodium atoms, thaum "Edetate" yog cov tshuaj nomenclature. CAS 64-02-8 qhia txog ob qho kev xaiv hauv cov ntaub ntawv tswj hwm.
Dab tsi yog qhov txawv ntawm EDTA-4Na thiab EDTA-2Na?
EDTA-4Na muaj plaub sodium ions thiab tsim cov tshuaj alkaline (pH ~ 11), thaum EDTA-2Na muaj ob lub sodium ions thiab tsim cov kua qaub (pH ~ 4-5).Xaiv EDTA-4Na rau cov ntawv thov uas xav tau pH siab dua lossis ua tiav qhov nruab nrab, thiab EDTA-2Na thaum ze li nruab nrab pH yog qhov tseem ceeb rau koj cov qauv kev ruaj ntseg.
Puas yog EDTA-4Na muaj kev nyab xeeb rau kev siv tshuaj pleev ib ce?
EDTA-4Na tau raug tshuaj xyuas thiab pom tias muaj kev nyab xeeb rau kev siv tshuaj pleev ib ce los ntawm Cosmetic Ingredient Review (CIR) vaj huam sib luag.Nws tshwm sim nyob rau hauv ntau txhiab ntawm cov tshuaj pleev ib ce thoob ntiaj teb ntawm cov concentrations feem ntau qis dua 2%. Cov khoom muaj qhia pom tias qhov nqus ntawm daim tawv nqaij tsawg heev thiab tsis muaj peev xwm carcinogenic hauv kev ntsuas kev nyab xeeb.
Qhov kev txiav txim yam tsawg kawg nkaus rau EDTA-4Na yog dab tsi?
Ntawm MOSINTER, peb qhov kev txiav txim yam tsawg kawg nkaus yog 10 metric tons (10T) rau EDTA-4Na.Nrog rau txhua xyoo muaj peev xwm tsim tau ntawm 50,000T / xyoo, peb haum rau ob qho tib si nruab nrab - nplai kev ua haujlwm thiab cov neeg lag luam loj. Customized ntim raws li tus neeg yuav tsum tau muaj.
Kev xa khoom ntev npaum li cas rau EDTA-4Na xaj?
Lub sij hawm xa khoom tus qauv yog 7 hnub rau hauv - Tshuag EDTA-4Na.Peb nkoj ntawm hiav txwv, huab cua, thiab av freight nyob ntawm koj qhov chaw thiab ceev. Cov nqe lus them nqi suav nrog T / T thiab Western Union. Txog lub sijhawm- xaj xaj, tiv tauj peb pab neeg los tham txog kev xaiv xa khoom sai.

Xaus
EDTA-4Na (CAS 64-02-8) tseem yog tus neeg sawv cev chelate ntawm kev xaiv thaum alkaline tej yam kev mob thiab ua tiav cov dej solubility teeb meem rau koj daim ntawv thov. Nrog 21 xyoo ntawm kev lag luam kev lag luam, MOSINTER muab cov khoom zoo ib yam txhawb nqa los ntawm 50,000T / xyoo tsim muaj peev xwm thiab xa khoom 7-hnub.
Npaj rau qhov chaw txhim khu kev qha EDTA-4Na? Hu rau peb pab neeg ua haujlwm hnub no rau cov lus qhia tshwj xeeb, tus nqi, thiab cov qauv kev npaj.
Hu rau MOSINTER:WhatsApp: +8618989305995 Email: info1@mosinterchem.com Nplooj ntawv:www.moschemical.com/chelating-agent/edta-4na-cas-64-02-8-sodium-edetate.html
Hloov tshiab kawg: Lub Ib Hlis 2026

