(CARBOXYMETHOXY)PROPANEDIOIC ACID,TRISODIUM SALT 41999-58-0 CP-69637 Propanedioic acid, (carboxymethoxy)-, trisodium salt Sodium O-carboxymethyltartronate Trisodium (alpha-carboxy)oxydiacetate Trisodium (carboxymethoxy)propanedioate