DISODIUM ETHYLENEDIAMINETETRAACETATE
Prepared at the 17th JECFA (1973), published in FNP 4 (1978) and FNP 52 (1992). Metals and arsenic specifications revised at the 61st JECFA (2003). An ADI of 0-2.5 mg/kg bw was established at the 17th JECFA (1973)
SYNONYMS Disodium EDTA, disodium edetate; INS No. 386
DEFINITION
Chemical names Disodium salt of N,N'-1,2-Ethanediylbis[N-(carboxymethyl)glycine]; disodium dihydrogen ethylenediaminetetraacetate; disodium dihydrogen (ethylene-dinitrilo)-tetraacetate
C.A.S. number 139-33-3
Chemical formula C10H14N2Na2O8 · 2H2O
Formula weight 372.24
Assay Not less than 99%
DESCRIPTION White, odourless crystalline granules or a white to nearly white powder
FUNCTIONAL USES Sequestrant, antioxidant synergist, preservative
