Description

Diisobutyl Hydrogen Phosphate is a versatile organophosphorus compound widely used as an extractant and catalyst in various industrial processes. Its primary value lies in its strong acidic properties and excellent solubility in organic solvents, making it an effective agent for metal ion separation and chemical synthesis. This product is essential for industries involved in hydrometallurgy, rare earth element processing, and the production of specialty chemicals and lubricant additives.

Application

• Solvent Extraction Agent: A key extractant for the separation and purification of rare earth metals, uranium, and other valuable metals in hydrometallurgical processes.
• Catalyst & Intermediate: Serves as a catalyst or chemical intermediate in organic synthesis reactions, including esterification and polymerization.
• Lubricant & Fuel Additive: Used in the formulation of advanced lubricants and fuel additives to enhance performance characteristics such as anti-wear and extreme pressure properties.
• Plasticizer & Stabilizer: Functions as a secondary plasticizer or stabilizer in certain polymer and resin systems.
• Analytical Chemistry: Employed as a complexing agent in analytical techniques for metal ion detection and separation.
• Surface Treatment: Used in metal surface treatment formulations for cleaning and phosphating processes.

Basic Information

Product Name	Diisobutyl Hydrogen Phosphate
CAS No.	6303-30-6
Molecular Formula	C8H19O4P
Molecular Weight	210.21 g/mol
Synonyms	Diisobutyl phosphate; Bis(2-methylpropyl) hydrogen phosphate; DIBP (Diisobutyl Phosphate); Hydrogen diisobutyl phosphate; Phosphoric acid, bis(2-methylpropyl) ester; Isobutyl phosphate (mixture); 2-Methylpropyl hydrogen phosphate; Acid diisobutyl phosphate
EINECS	228-576-1

Quality Control

Our Diisobutyl Hydrogen Phosphate is manufactured under a strict quality management system to ensure batch-to-batch consistency and high purity. Each lot is analyzed against stringent internal specifications, which typically include assay, acidity, and impurity profile checks. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area away from heat sources and incompatible materials such as strong bases and oxidizing agents. 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
Assay (Titration)	≥ 95.0%
Acidity (as H3PO4)	≤ 2.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	1.020 - 1.050
Refractive Index (20°C)	1.420 - 1.440

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