エチレンジアミンジコハク酸３Ｎａ;
S,S-EDDS三ナトリウムはキレート剤（金属イオン封鎖剤）である。
CAS No.: 178949-82-1; 474787-13-8
EC / List number: 605-842-8
Synonyms
(S,S)-Ethylenediamine disuccinic acid trisodium salt
L-Aspartic acid, N,N’-1,2-ethanediylbis-, sodium salt (1:3);
N,N’-EthyleneDiamine Disuccinic acid Sodium salt, EDDS;
Trisodium ethylenediamine disuccinate; エチレンジアミンジコハク酸３Ｎａ;
Sodium ethylene diamine disuccinate;
IUPAC Name:
trisodium 2-({2-[(1-carboxy-2-carboxylatoethyl)amino]ethyl}amino) butanedioate
S,S-EDDS trisodium is an biodegradable non-phosphorus chelating agent (sequestering / complexing agent).
Technical Data
| Appearance | Pale clear liquid |
| Solubility | Soluble in water |
| Active content (as trisodium salt) [%] | 33 to 41 |
| Active content (as free acid) [%] | 27 to 33 |
| Optical purity of S,S-EDDS [%] | ≥99 |
| pH Value | 9.0 to 11.0 |
