Ethylene Diamine Tetraacetic Acid Tetrasodium (EDTA Na4)
Thepa: Ethylene Diamine Tetraacetic Acid Tetrasodium (EDTA Na4)
CAS#: 64-02-8
Foromo: C10H12N2O8Na4·4H2O
Mokgwa wa ho Nahana wa Meralo:
Tšebeliso: E sebelisoa e le lintho tse nolofatsang metsi, li-catalyst tsa rabara ea maiketsetso, lisebelisoa tse thusang ho hatisa le ho daea, lisebelisoa tse thusang ho hloekisa.
Litlhaloso:
| Ntho | E tloaelehileng |
| Ponahalo | Phofo e tšoeu ea kristale |
| Teko | ≥99.0% |
| Lead(Pb) | ≤0.001% |
| Tšepe(Fe) | ≤0.001% |
| Chloride (Cl) | ≤0.01% |
| Sulfate (SO3)4) | ≤0.05% |
| PH (tharollo ea 1%) | 10.5-11.5 |
| Boleng ba ho tjhesa | ≥220mgcaca3/g |
| NTA | ≤1.0% |
Tshebetso ea sehlahisoa:
E fumanoa ka karabelo ea ethylenediamine ka chloroacetic acid, kapa ka karabelo ea ethylenediamine ka formaldehyde le sodium cyanide.
Likaroloana:
EDTA 4NA ke phofo e tšoeu ea kristale e nang le metsi a kristale a 4, e qhibilihang habonolo metsing, tharollo ea metsi e alkaline, e qhibiliha hanyane ka har'a metsoako ea lintho tse phelang joalo ka ethanol, e ka lahleheloa ke karolo kapa metsi 'ohle a kristale mochesong o phahameng.
Likopo:
EDTA 4NA ke chelator ea ion ea tšepe e sebelisoang haholo.
1. E ka sebelisoa indastering ea masela bakeng sa ho daea, ho ntlafatsa mebala, ho ntlafatsa 'mala le khanya ea masela a dailoeng.
2. E sebelisoa e le sesebelisoa sa ho eketsa, sesebelisoa sa ho activator, sesebelisoa sa ho koala li-ion tsa tšepe le sesebelisoa sa ho activator indastering ea rabara ea butadiene.
3. E ka sebelisoa indastering ea acrylic e omileng ho thibela tšitiso ea tšepe.
4. EDTA 4NA e ka boela ea sebelisoa sesepa sa metsi ho ntlafatsa boleng ba ho hlatsoa le phello ea ho hlatsoa.
5. E sebelisoa e le senolofatsa metsi, sesebelisoa sa ho hloekisa metsi, e sebelisetsoang ho phekola boleng ba metsi.
6. E sebelisoa e le sesebelisoa sa rabara sa maiketsetso, se felisang polymerization ea acrylic, lisebelisoa tsa khatiso le ho daea, jj.
7. E boetse e sebelisetsoa ho lekanya titration tlhahlobong ea lik'hemik'hale, 'me e ka lekanya ka nepo mefuta e fapaneng ea li-ion tsa tšepe.
8. Ntle le ts'ebeliso e boletsoeng ka holimo, EDTA 4NA e ka boela ea sebelisoa indastering ea meriana, lik'hemik'hale tsa letsatsi le letsatsi, ho etsa pampiri le liindasteri tse ling.
