Chemical Properties
white powder
Uses
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.
Uses
chelating agent, antioxidant
Definition
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-).
General Description
Odorless white crystalline powder. pH (1% aqueous solution) 9.3. pH (10% aqueous solution) about 8.3-8.7.
Air & Water Reactions
Slightly water soluble.
Reactivity Profile
Aqueous solutions of Ethylenediaminetetraacetic acid trisodium salt solution react with aluminum to produce hydrogen. Oxidizers should be avoided.
Fire Hazard
Literature sources indicate that Ethylenediaminetetraacetic acid trisodium salt solution is noncombustible.
Flammability and Explosibility
Not classified
Safety Profile
Poison by
intraperitoneal route. Moderately toxic by
ingestion. When heated to decomposition it
emits toxic fumes of NOx and Na2O.
