Description

N,N'-Ethylenebis[n-(Carboxymethyl)Aminoacetic] Acid, Potassium Salt is a high-purity, water-soluble chelating agent and complexing salt. This compound is valued for its exceptional ability to sequester and deactivate di- and trivalent metal ions, preventing unwanted precipitation and catalytic degradation. It is essential for industries requiring precise metal ion control, such as pharmaceutical manufacturing, analytical chemistry, and high-performance detergent formulations.

Application

• Pharmaceutical Synthesis & Formulation: Acts as a stabilizing agent and metal chelator in APIs, injectables, and topical preparations to enhance shelf-life.
• Analytical Chemistry Reagent: Used as a complexometric titrant and buffer component in trace metal analysis and standard solutions.
• Industrial Cleaning & Detergents: Serves as a key builder and sequestrant in heavy-duty liquid and powder detergents to inactivate water hardness ions.
• Personal Care Products: Incorporated into formulations like shampoos and lotions to improve clarity and stability by chelating trace metals.
• Water Treatment: Employed in boiler and cooling water systems to control scale formation caused by calcium and magnesium salts.
• Photographic & Imaging: Functions as a stabilizing agent in developer and fixer solutions to maintain consistent processing quality.
• Textile Processing: Used in dyeing and bleaching baths to sequester metal ions that can cause shade variation or fabric damage.
• Laboratory Research: A critical reagent in biochemical and molecular biology buffers where precise metal ion concentration is required.

Basic Information

Item	Details
Product Name	N,N'-Ethylenebis[n-(Carboxymethyl)Aminoacetic] Acid, Potassium Salt
CAS No.	7379-27-3
Molecular Formula	C14H20K2N2O10 • xH2O
Molecular Weight	Contact for details
Synonyms	Ethylenediaminetetraacetic Acid, Dipotassium Salt; EDTA Dipotassium Salt; EDTA-2K; Dipotassium EDTA; Dipotassium Edetate; Edetate Dipotassium; Sequestrene K2; Komplexon II (K Salt); (Ethylenedinitrilo)tetraacetic Acid Dipotassium Salt
EINECS	230-924-1

Quality Control

Our N,N'-Ethylenebis[n-(Carboxymethyl)Aminoacetic] Acid, Potassium Salt is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay, identification, and impurity profiling, to ensure it meets the high standards required for pharmaceutical and analytical applications. Certificates of Analysis (COA) documenting purity, heavy metal content, and other critical parameters are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed after each use to prevent absorption of atmospheric moisture and caking.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to standard
Assay (Titration)	≥ 98.0 %
pH (5% Solution)	4.0 - 5.0
Loss on Drying	≤ 1.0 %
Heavy Metals (as Pb)	≤ 20 ppm
Chloride (Cl)	≤ 0.05 %
Sulfate (SO4)	≤ 0.05 %

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