EDTA disodium (EDTA-2Na) |139-33-3
Kufotokozera Zamalonda
Ethylenediaminetetraacetic acid, yofupikitsidwa kwambiri monga EDTA, ndi aminopolycarboxylic acid komanso yopanda mtundu, yosungunuka m'madzi.Maziko ake a conjugate amatchedwa ethylenediaminetetraacetate.Amagwiritsidwa ntchito kwambiri kusungunula limescale.Phindu lake limabwera chifukwa cha ntchito yake ngati hexadentate ("mano asanu ndi limodzi") ligand ndi chelating agent, mwachitsanzo, amatha "sequester" zitsulo zitsulo monga Ca2 + ndi Fe3 +.Pambuyo pomangidwa ndi EDTA, ma ion zitsulo amakhalabe yankho koma amawonetsa kuchepa kwamphamvu.EDTA imapangidwa ngati mchere wambiri, makamaka disodium EDTA ndi calcium disodium EDTA.
Kufotokozera
| ITEM | ZOYENERA |
| Maonekedwe | White crystalline ufa |
| Chizindikiritso | Kupambana mayeso |
| Zoyeserera (C10H14N2Na2O8.2H2O) | 99.0% ~ 101.0% |
| Chloride (Cl) | =< 0.01% |
| Sulphate (SO4) | =< 0.1% |
| pH (1%) | 4.0-5.0 |
| Nitrilotriacetic acid | =< 0.1% |
| Kashiamu (Ca) | Zoipa |
| Ferrum (Fe) | =< 10 mg/kg |
| Kutsogolera (Pb) | =< 5 mg/kg |
| Arsenic (As) | =< 3 mg/kg |
| Mercury (Hg) | =< 1 mg/kg |
| Zitsulo zolemera (monga Pb) | =< 10 mg/kg |
