Description

Disodium 1,1'-Iminobis(Ethanesulphonate) is a high-purity, water-soluble organic salt widely recognized for its excellent chelating and buffering properties. This compound is critical for applications requiring precise pH control and the sequestration of metal ions in solution. It is an essential raw material and process aid for manufacturers in the pharmaceutical, personal care, and industrial cleaning sectors.

Application

• Pharmaceutical Manufacturing: Used as a buffering and stabilizing agent in parenteral formulations and diagnostic reagents.
• Personal Care & Cosmetics: Serves as a chelating agent in shampoos, lotions, and creams to enhance product stability and shelf life.
• Industrial Cleaning & Detergents: Acts as a water softener and builder in formulations to improve cleaning efficiency by sequestering calcium and magnesium ions.
• Chemical Synthesis: Employed as a ligand or catalyst component in various organic and inorganic synthesis processes.
• Water Treatment: Functions as a scale inhibitor and dispersant in boiler and cooling water systems.
• Textile & Pulp Processing: Utilized in bleaching and dyeing processes to control metal ions that can cause product degradation or uneven coloration.

Basic Information

Product Name	Disodium 1,1'-Iminobis(Ethanesulphonate)
CAS No.	84195-69-7
Molecular Formula	C4H8NNa2O6S2
Molecular Weight	291.20 g/mol
Synonyms	Disodium Iminobis(ethanesulfonate); Disodium Ethylenediamine-N,N'-disulfonate; Iminodisulfonic Acid Disodium Salt; EDDS, Disodium Salt; 1,1'-Iminobis(2-ethanesulfonic acid) disodium salt; Disodium N,N'-Ethylenediaminedisulfonate; Chelest DS-EDDS
EINECS	Contact for details

Quality Control

Our Disodium 1,1'-Iminobis(Ethanesulphonate) is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for pharmaceutical and industrial applications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure containers are kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
pH (5% Solution)	6.0 - 8.0
Water Content (KF)	≤ 2.0%
Heavy Metals (as Pb)	≤ 10 ppm
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.