Description

n-(2-Hydroxyethyl)Ethylenediaminetriacetic Acid is a versatile aminopolycarboxylic acid chelating agent, a derivative of EDTA. Its core value proposition lies in its enhanced solubility and sequestering power for polyvalent metal ions, particularly under challenging conditions. This compound is essential for industries requiring precise metal ion control, advanced chemical synthesis, and high-performance cleaning formulations. Its unique structure offers improved performance over traditional chelators in specialized applications.

Application

• Industrial Cleaning & Descaling: A key component in formulations for removing stubborn inorganic scales (calcium, magnesium, iron oxides) from boilers, heat exchangers, and membranes.
• Personal Care & Cosmetics: Used as a stabilizing and chelating agent in shampoos, creams, and lotions to prevent discoloration and rancidity caused by trace metal contaminants.
• Textile Processing: Acts as a chelant in dyeing and bleaching baths to sequester metal ions that can interfere with color uniformity and fabric quality.
• Pulp & Paper Manufacturing: Employed in bleaching processes to deactivate metal catalysts that promote cellulose degradation, improving pulp brightness and strength.
• Agricultural Chemistry: Serves as a chelating component in micronutrient fertilizers and certain pesticide formulations to enhance bioavailability and stability.
• Chemical Synthesis & Catalysis: Functions as a ligand in coordination chemistry and as a metal scavenger in organic synthesis to purify reaction products.
• Water Treatment: Used in specific applications to control scale formation and inhibit metal-catalyzed reactions in industrial water systems.
• Laboratory Research: A valuable reagent for biochemical and analytical procedures requiring controlled metal ion buffering or complexation.

Basic Information

Product Name	n-(2-Hydroxyethyl)Ethylenediaminetriacetic Acid
CAS No.	150-39-0
Molecular Formula	C10H18N2O7
Molecular Weight	278.26 g/mol
Synonyms	HEDTA; Hydroxyethyl Ethylenediaminetriacetic Acid; N-(2-Hydroxyethyl)ethylenedinitrilotriacetic Acid; 2,2',2''-[ (2-Hydroxyethyl)imino]di(ethylenenitrilo)tetraacetic Acid; Versenol; Geigy Sequesterene; Chel D; Chel 330; N-Hydroxyethylethylenediaminetriacetic Acid
EINECS	205-759-6

Quality Control

Our n-(2-Hydroxyethyl)Ethylenediaminetriacetic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and performance. We provide Certificates of Analysis (COA) with key parameters including assay, heavy metal content, and loss on drying. Our production adheres to cGMP principles where applicable, ensuring consistency and traceability for demanding industrial and technical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). The product is hygroscopic; keep the container tightly sealed when not in use to minimize moisture absorption. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (Titration)	≥ 98.0 %
pH (1% Solution)	2.0 - 3.5
Loss on Drying	≤ 0.5 %
Residue on Ignition (Sulfated Ash)	≤ 0.1 %
Heavy Metals (as Pb)	≤ 10 ppm
Iron (Fe)	≤ 5 ppm

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