Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.
Related to chelating: Chelating agent


adj. Zoology
Having chelae or resembling a chela.
n. Chemistry
A chemical compound in the form of a heterocyclic ring, containing a metal ion attached by coordinate bonds to at least two nonmetal ions.
tr.v. che·lat·ed, che·lat·ing, che·lates
1. Chemistry To combine (a metal ion) with a chemical compound to form a ring.
2. Medicine To remove (a heavy metal, such as lead or mercury) from the bloodstream by means of a chelate, such as EDTA.

che′lat·a·ble adj.
che·la′tion n.
che′la′tor n.


adj quelante; — agent quelante m, agente m quelante; iron-chelating agent quelante de(l) hierro
References in periodicals archive ?
The flowable solid composition comprises one or more surfactants comprising a nonionic surfactant and an anionic surfactant, one or more chelating agents selected from the group consisting of a phosphate, phosphonate, amino-carboxylate, or combination thereof, a solidification agent comprising fumed silica, and an acid or a salt thereof.
The new chelating agent, Dissolvine M-40, is a readily biodegradable active ingredient (called MGDA) and it is more sustainable than alternatives used by the detergents industry.
Chelating agents, also called chelants, sequestering agents, or complexing agents, form stable complexes after mixing with metal ions.
During February 1991, the US FDA (Federal Drug Administration) approved DMSA under the product name Chemet as a chelating agent for lead in children as young as two years of age.
The objective of this study is to explore the chelating activity of the leaves of the common reed (P.
Toxicologic evaluation and decision concerning possible specific therapy, when chelating therapy should be evaluated, or which chelating agent should be chosen are often less treated and more debated topics [6].
BASF is investing in the expansion and flexibilization of production facilities for chelating agents at its site in Ludwigshafen, Germany.
com)-- Chelating agents are useful and at times controversial chemicals that are used in large quantities.
The antioxidant activity and metal chelating potential of S-(+)-carvone, R-(-)-carvone, p- cumenol, cuminyl alcohol, cuminal, 4-methoxycumene, p-cymene, gamma-terpinene and thymol were studied using DPPH assay, ABTS assay, FRAP test, reducing power assay and metal chelating assay.
Iron Uptake by Caco-2 Cells from NaFeEDTA and FeSO4: Effects of Ascorbic Acid, pH, and a Fe(II) Chelating Agent.
Inhibitory effects of flavonoids rutin and quercetin on ferrous ion-dependent lipid peroxidation of lecithin liposomes and NADPH-and CCl4-dependent lipid peroxidation in rat liver microsomes were studied to elucidate the chelating and free radical scavenging activities of these compounds.
These characteristics allow the formation of compounds based on its chelating capacity with polyvalent metals, especially divalent and trivalent cations, making them bio-unavailable (GRAF; EATON, 1990).