A polydentate ligand that tightly complexes certain metal ions. EDTA is used as a blood preservative by complexing free calcium ion (which promotes blood clotting). EDTA's ability to bind to lead ions makes it useful as an antidote for lead poisoning.
EDTA (ETHYLENEDIAMINETETRACETIC ACID; VERSINE)
Meaning of EDTA (ETHYLENEDIAMINETETRACETIC ACID; VERSINE) in English
General chemistry English glossary. Английский глоссарий общей химии. 2012