Preservative and color retention agent in foods, flavoring agent. As antioxidant in foods. Pharmaceutic aid (chelating agent); anticoagulant for blood collection. Chelating agent in personal care products, in pulp and paper industry, in laboratory titrimetric analysis of metals and solubilization of metal Compounds.
chelating agent, antioxidant
ChEBI: EDTA trisodium salt is the organic sodium salt of ethylenediaminetetraacetic acid (EDTA) in which three sodium cations are associated with one trianion of EDTA. It contains an EDTA(3-).
Odorless white crystalline powder. pH (1% aqueous solution) 9.3. pH (10% aqueous solution) about 8.3-8.7.
Aqueous solutions of Ethylenediaminetetraacetic acid trisodium salt solution react with aluminum to produce hydrogen. Oxidizers should be avoided.
Literature sources indicate that Ethylenediaminetetraacetic acid trisodium salt solution is noncombustible.
Flammability and Explosibility
Not classified
Poison by
intraperitoneal route. Moderately toxic by
ingestion. When heated to decomposition it
emits toxic fumes of NOx and Na2O.
