Description

Phosphoricacid,Di-n-Nonylester CAS NO 3138-43-0 is a high-purity organophosphorus compound, specifically a dialkyl phosphate ester. This chemical serves as a versatile intermediate and functional additive, valued for its unique combination of hydrophobic character and phosphate functionality. It is primarily utilized in the formulation of specialty lubricants, plasticizers, and as a key component in extractive metallurgy and polymer stabilization processes.

Application

• As a specialty lubricant additive and anti-wear agent in synthetic oils and greases.
• Functioning as a plasticizer and stabilizer in specific polymer and resin systems.
• Employed as an extraction agent in hydrometallurgy for the separation and purification of metals.
• Use as a surface-active intermediate in the synthesis of more complex organophosphate esters.
• Potential application as a corrosion inhibitor in functional fluid formulations.
• Serving as a flame retardant synergist in certain polymeric materials.

Basic Information

Product Name	Phosphoricacid,Di-n-Nonylester
CAS No.	3138-43-0
Molecular Formula	C₁₈H₃₉O₄P
Molecular Weight	350.47 g/mol
Synonyms	Di-n-nonyl phosphate; Dinonyl phosphate; Phosphoric acid dinonyl ester; Di-n-nonyl hydrogen phosphate; Dinonyl hydrogen phosphate; DNP; DNHP; NSC 403097
EINECS	221-527-5

Quality Control

Our Phosphoricacid,Di-n-Nonylester is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency meet the required specifications. A detailed Certificate of Analysis (COA) is provided with each shipment, and we support compliance with relevant global regulatory frameworks.

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 bases. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to minimize moisture absorption.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (Titration)	≥ 95.0%
Acid Value	Contact for details
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	~0.95

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