Description

2-Ethylhexyl Hydrogen -2-Ethylhexylphosphonate is a specialized organophosphorus compound widely used as a high-performance extractant and solvent. This chemical is valued for its excellent selectivity and efficiency in separating and purifying valuable metal ions from complex aqueous solutions. It is a critical material for companies in the hydrometallurgy, nuclear fuel reprocessing, and rare earth element separation industries, where precise and reliable extraction is paramount.

Application

• Solvent Extraction of Rare Earth Elements (REEs): A key extractant for the separation and purification of lanthanides and other rare earth metals from ores and secondary sources.
• Nuclear Fuel Cycle Processing: Used in the PUREX and related processes for the selective extraction and recovery of uranium, plutonium, and other actinides.
• Hydrometallurgical Recovery: Employed for the extraction of valuable metals like cobalt, nickel, and vanadium from leach solutions in mining and recycling operations.
• Catalyst and Intermediate Synthesis: Serves as a precursor or ligand in the synthesis of specialized catalysts and other organophosphorus compounds.
• Metal Ion Separation & Purification: Applied in analytical chemistry and industrial processes for the selective removal or concentration of specific metal cations.
• Specialty Solvent Formulations: Used as a component in advanced solvent systems for gas purification and other high-tech separation applications.

Basic Information

Product Name	2-Ethylhexyl Hydrogen -2-Ethylhexylphosphonate
CAS No.	14802-03-0
Molecular Formula	C16H35O3P
Molecular Weight	306.42 g/mol
Synonyms	Bis(2-ethylhexyl) Hydrogen Phosphite; Di(2-ethylhexyl) Hydrogen Phosphite; 2-Ethylhexyl Phosphonic Acid Mono-2-ethylhexyl Ester; P,P-Bis(2-ethylhexyl) Phosphorous Acid; HDEHP (common abbreviation); Di(2-ethylhexyl)phosphite; Phosphonic Acid, P,P-Bis(2-ethylhexyl) Ester; EHEHPA (alternative abbreviation)
EINECS	238-871-2

Quality Control

Our production of 2-Ethylhexyl Hydrogen -2-Ethylhexylphosphonate adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity for demanding industrial applications. Each lot is analyzed using advanced techniques including GC, NMR, and titration to verify critical parameters such as assay, acidity, and impurity profiles. Certificates of Analysis (COA) documenting full specifications are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong oxidizers and bases. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to minimize moisture absorption and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (Titration)	≥ 95.0%
Acidity (as H+)	≤ 2.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	0.920 - 0.950
Refractive Index (n20D)	1.440 - 1.450

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