CAS Number: 144538-83-0;
Molecular formula: C8H7NO8Na4;
INCI: Tetrasodium iminodisuccinate; イミノジコハク酸４Ｎａ;
イミノジコハク酸４Ｎａ(Tetrasodium iminodisuccinate; IDS-Na4) は、非リン系の分解性キレート剤（金属イオン封鎖剤）です。鉄、銅に適したキレート剤です。
以下は元の英語のテキストです。
The following is the original English text.
Chemical names:
Iminodisuccinic acid sodium salt; IDS-4Na;
N-(1,2-Dicarboxyethyl)-DL-aspartic acid, tetrasodium salt;
Tetrasodium iminodisuccinate, abbreviated as IDS-Na4, is a phosphorus-free, degradable chelating agent.
Features
1）Easy biodegradability, no phosphorus, friendly to the environment.
2）Excellent compatibility, strong alkali resistance, high temperature resistance.
3）Good chelating property to copper and iron ions.
Technical data
| Liquid | Solid | |
| Appearance | Colorless to light yellow aqueous solution | White powder |
| Effective content [%] | ≥33 | ≥76 |
| Solid content [%] | ≥42 | ≥92 |
| pH value(1% aqueous solution) | 9~11 | 9~11 |
| Density [g/cm3] | ＞1.2 | — |
| Bulk density [kg/Liter] | — | ＞0.3 |
Uses
Hard surface cleaning: metal cutting, pipeline network cleaning, glass cleaning. Used with surfactants in cleaners, especially for rust and iron sulfide fouling, e.g. natural gas pipeline cleaning.
Water treatment chemicals: chelating agent to control water hardness and prevent scale.
Cleaning agents, detergents, soaping agents component.
Bleaching stabilizers for the paper pulp and dyeing industry.
Textile Auxiliaries: complexing agent, sequestering agent.
Electronic chemicals: Flat Panel Display FPD Chemicals.
Oilfield industry.
Related Products
Traditonal Chelating Agents
Aminopolycarboxylates: EDTA acid, EDTA-Na/K, DTPA & DTPA-5Na/5K
Polyphosphonates: HEDP, DTPMP, ATMP, PBTCA
Package and storage
25kg or 30kg per plastic drum;
125kg, or 250kg per plastic drum;
1250kg per IBC.
Store in a cool and ventilated place indoors, moisture-proof, storage period of 12 months.
Similar product
1. Trisodium ethylenediamine disuccinate; EDDS;
L-Aspartic acid, N,N’-1,2-ethanediylbis-, sodium salt (1:3);
CAS No.: 178949-82-1; EC / List no.: 605-842-8
2. Tetrasodium 3-hydroxy-2,2′-iminodisuccinate; Hydroxy IDS;
Aspartic acid, N-(1,2-dicarboxyethyl)-3-hydroxy-, tetrasodium salt;
CAS# 141656-02-2; CAS# 190195-65-4;
