Description

Diisononyl Hydrogen Phosphate is a versatile organophosphorus compound widely used as an intermediate and functional additive. Its value lies in its ability to act as an effective acid catalyst, metal extractant, and corrosion inhibitor in demanding chemical processes. This product is essential for manufacturers in the lubricant, polymer, and specialty chemical industries seeking reliable performance additives.

Application

• Acid Catalyst: Employed in esterification, alkylation, and polymerization reactions within organic synthesis.
• Metal Extraction & Separation: Used as a solvent extractant in hydrometallurgical processes for the recovery of rare earth and precious metals.
• Lubricant & Fuel Additive: Functions as an anti-wear agent, extreme pressure additive, and corrosion inhibitor in industrial lubricants and functional fluids.
• Plasticizer & Stabilizer Intermediate: Serves as a key precursor in the synthesis of various phosphate-based plasticizers and stabilizers for polymers.
• Surfactant & Emulsifier Synthesis: Acts as a raw material for producing specialized anionic surfactants and emulsifying agents.
• Flame Retardant Synergist: Used in combination with other compounds to enhance flame-retardant properties in plastics and textiles.

Basic Information

Product Name	Diisononyl Hydrogen Phosphate
CAS No.	27253-58-3
Molecular Formula	C18H39O4P
Molecular Weight	350.47 g/mol
Synonyms	Diisononyl phosphate; Monodiisononyl phosphate; Phosphoric acid, diisononyl ester; Isononyl alcohol phosphate; DINP-H; Bis(isononyl) hydrogen phosphate; Acid diisononyl phosphate; DNHP
EINECS	248-359-1

Quality Control

Our Diisononyl Hydrogen Phosphate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure consistent purity and performance. A detailed Certificate of Analysis (COA) documenting key parameters such as assay, acid value, and color is provided with every shipment to guarantee compliance with your specifications.

Storage

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

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (Titration)	≥ 95.0%
Acid Value	155 - 165 mg KOH/g
Color (APHA)	≤ 50
Water Content	≤ 0.2%

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