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EDTA tetrasodium ityuwa (EDTA 4NA), CAS # 64-02-8

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EDTA tetrasodium ityuwa (EDTA 4NA), CAS # 64-02-8

CAS #: 64-02-8
ImolekyuliIfomula: C10H12N2O8Na4·4H2O
Ukusetyenziswa: Isetyenziswa njengeejenti zokuthambisa amanzi, ii-catalysts zerabha eyenziweyo, izincedisi zokuprinta kunye nokudaya, izincedisi zokucoca.
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Inkcazo:
Ukubonakala: Umgubo omhlophe okanye i-crystalline Powder emhlophe
Ivumba: Akukho vumba
Ubunyulu: ≥99.0%
Ikloridi: ≤0.01%
Isulfate: ≤0.05%
Intsimbi(Fe): ≤0.001%
Intsimbi enzima(Pb): ≤0.001%
Ixabiso leChelate(mgCaCO3/g): ≥220
PH: 10.5-11.5
Indawo yokunyibilika: >300 ℃
Ukupakisha: 25kg / ibhegi
Ukunyibilika: I-EDTA 4NA iyanyibilika emanzini nakwi-asidi, ayinyibiliki etywaleni nakwibenzene.
Uzinzo: Zinzile.Ayihambelani ne-oxidizing agents ezinamandla.
Iimeko zokugcina: Gcina kwindawo epholileyo, engenamoya neyomileyo, ekhuselwe elangeni nasemvuleni.

Inkqubo yemveliso:
Ifunyenwe kwi-reaction ye-ethylenediamine kunye ne-chloroacetic acid, okanye kwi-reaction ye-ethylenediamine kunye ne-formaldehyde kunye ne-sodium cyanide.

Iimbonakalo:
I-EDTA 4NA i-white crystalline powder iqulethe i-4 crystal yamanzi, i-soluble kalula emanzini, isisombululo esinamanzi yi-alkaline, i-soluble kancinane kwi-solvents yezinto eziphilayo ezifana ne-ethanol, inokulahlekelwa inxalenye okanye onke amanzi e-crystal kwiqondo lokushisa eliphezulu.

Usetyenziso:
I-EDTA 4NA isetyenziswa ngokubanzi i-ion chelator yensimbi.
1. Ingasetyenziswa kwishishini lelaphu lokudaya, ukuphucula umbala, ukuphucula umbala kunye nokuqaqamba kwamalaphu adayiweyo.
2. Isetyenziswe njenge-additive, activator, i-agent ion masking agent kunye ne-activator kwishishini le-rubber ye-butadiene.
3. Ingasetyenziselwa kwishishini elomileyo le-acrylic ukucima ukuphazamiseka kwesinyithi.
4. I-EDTA 4NA ingasetyenziselwa isicoci solwelo ukuphucula umgangatho wokuhlamba kunye nesiphumo sokuhlamba.
5. Isetyenziswa njengesithambisi samanzi, isicoci samanzi, sisetyenziselwa unyango lomgangatho wamanzi.
6. Isetyenziswe njenge-raber catalyst yokwenziwa, i-acrylic polymerization terminator, ukuprinta kunye nokudaya abancedisi, njl.
7. Kwakhona isetyenziselwa i-titration kuhlalutyo lweekhemikhali, kwaye iyakwazi ukubethelela ngokuchanekileyo iindidi ze-ion zetsimbi.
8. Ukongeza kolu setyenziso lungasentla, i-EDTA 4NA isenokusetyenziswa kwakhona kwikhemikhali, kwikhemikhali yemihla ngemihla, ekwenzeni amaphepha nakwamanye amashishini.

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