2,2'-Oxydiethylenediaminetetra(acetic acid) 4-04-00-02433 (Beilstein Handbook Reference) 923-73-9 ACETIC ACID, OXYBIS(ETHYLENENITRILO)TETRA- BADA BADE BAETA BRN 1717019 Bis(diaminoethyl ether)-N,N,N'N'-tetraacetic acid DDTE EINECS 213-099-2 Eedta Glycine, N,N'-(oxydi-2,1-ethanediyl)bis(N-(carboxymethyl)- (9CI) Oxabis(ethyleniminodiacetic acid)