Ikhaya > Amakhemikhali Wokwelapha Amanzi > Ama-Chelating Agents › I-EDTA (i-Ethylenediaminetetraacetic Acid)

EDTA Supplier

I-ejenti eqondile yokuchelating yokususwa kwama-ion ensimbi ekuhlanzweni kwamanzi, ekuhlanzweni, kwezemithi, kanye namakhemikhali ezimbonini — i-EDTA yakha ama-complexes azinzile angu-1:1 cishe anama-ion ensimbi ahlukene kanye nantathu, iwasusa esixazululweni noma ivimbele ukuphazamiseka kwawo.

EDTA (Ethylenediaminetetraacetic Acid) supplier Cela ikhodi

Izinhlobo Ezisheshayo

Igama leKhemikhaliI-Ethylenediaminetetraacetic Acid (noma usawoti wayo we-sodium)
IsifinyezoI-EDTA
CAS Cha60-00-4 (i-asidi); 139-33-3 (i-disodium); 64-02-8 (i-tetrasodium)
ukubukekaImpuphu emhlophe ekristalu (i-asidi/i-disodium); uketshezi (i-tetrasodium)
Amafomu AtholakalayoI-asidi yamahhala, i-Disodium (Na₂EDTA), i-Tetrasodium (Na₄EDTA)
solubilityUsawoti we-tetrasodium: uncibilika kalula; i-asidi: uncibilika kancane
OkufakiweIzikhwama ezingama-25 kg (eziqinile); izigubhu ezingama-200 kg (isisombululo)
GradeIzimboni / Ezobuchwepheshe / Ezemithi / Ukudla

Kuyini i-EDTA?

I-Ethylenediaminetetraacetic acid (EDTA) iyi-ejenti ye-chelating esetshenziswa kakhulu kumakhemikhali nasezimbonini. Isakhiwo sayo sama-molecule siqukethe amaqembu amane e-carboxylate kanye nama-athomu amabili e-nitrogen donor, ahlelwe ngendlela yokuthi akwazi ukuhlangana ngesikhathi esisodwa ezindaweni eziyisithupha zokubopha ku-ion yensimbi ephakathi (i-hexadentate chelation). Lokhu kuhlanganiswa kwezindawo eziningi kukhiqiza ama-complex e-chelate ensimbi azinzile kakhulu anama-ion ahlukene (i-Ca²⁺, i-Mg²⁺, i-Fe²⁺, i-Cu²⁺, i-Zn²⁺, i-Pb²⁺) kanye nama-ion ahlukene (i-Fe³⁺, i-Al³⁺, i-Cr³⁺). Ama-chelate aphumayo azinzile kakhulu, ancibilika emanzini, futhi asusa ngempumelelo ama-ion ensimbi esixazululweni noma avimbele ukuna kwawo, ukuphazamiseka, noma umsebenzi we-catalytic.

Izicelo Zokwelapha Amanzi Nezimboni

Ekuhlanzweni kwamanzi ngebhoyila kanye nohlelo lomusi, i-EDTA isetshenziselwa ukuhlanza ubulukhuni be-calcium kanye ne-magnesium (ukuqoqa ama-ion akha izikali) kanye nokuncibilikisa isikali se-calcium carbonate esikhona ezindaweni zebhoyila (ukuhlanza). Ekuhlanzweni kwamanzi okupholisa, ihlaziya ama-ion e-calcium kanye ne-iron. Ekuhlanzweni kwezimboni kanye nezinhlelo ze-CIP (ezihlanzekile endaweni), i-EDTA isetshenziswa njengengxenye yokuhlanza nokuhlanza insimbi yezindlela zokuhlanza zama-heat exchanger, imishini yobisi, kanye nezindawo zokucubungula ukudla. Ekudayini izindwangu, iqoqa i-calcium kanye ne-iron emanzini enqubo ukuvimbela ukuna kwedayi kanye nokufaka imibala.

Izicelo Zemithi Nezaselabhorethri

Ezakhiweni zemithi, i-EDTA (ngokuvamile njenge-disodium EDTA) isetshenziswa njenge-preservative kanye ne-chelating agent - ihlanganisa ama-ion ensimbi avuselela ukuwohloka kwe-oxidative kwama-molecule ezidakamizwa futhi iphazamise ukuzinza kwe-membrane yamaseli ebhaktheriya. Kumakhemikhali okuhlaziya, i-EDTA iyi-ejenti ejwayelekile ye-titrimetric chelating agent yokunqunywa kobulukhuni obuphelele kanye nokulinganiswa kwama-ion ensimbi (i-complexometric titration). Ekudleni, i-Na₂EDTA ivunyelwe njenge-preservative kanye ne-sequestrant. I-Terracore Chemicals inikeza i-EDTA njenge-free acid, i-disodium salt, kanye ne-tetrasodium salt emabangeni obuchwepheshe nawemithi.

Izicelo

  • Ukususwa kwe-boiler kanye nokususwa kwe-ion ekwakheni isikali
  • Ukuhlanza i-CIP yezimboni kanye nokususa izinga lokushisa
  • Isithambisi samanzi sokudaya izindwangu kanye nokulawulwa kwe-ion yensimbi
  • I-Pharmaceutical preservative kanye ne-antioxidant synergist (disodium EDTA)
  • I-Analytical chemistry metal ion titration (i-complexometry)
  • Isithako sokudla kanye nesilondolozi (i-Na₂EDTA evunyiwe)
  • insipho yoketshezi kanye nomkhiqizo wokuhlanza insimbi esetshenziswayo

Udinga ikhotheshini ye-EDTA (i-Ethylenediaminetetraacetic Acid)?

Sitshele izinga lakho elidingekayo kanye nobuningi — sizophendula ngamanani, imininingwane, kanye nezikhathi zokukhokha.

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