EDDS-structure

S,S-EDDS

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

AppearancePale clear liquid
SolubilitySoluble 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 Value9.0 to 11.0

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