Speciality Chemicals

Tri-iso-octyl Phosphate (TOP)

  • CAS No.78-42-2
  • GradeIndustrial / Pharmaceutical
  • Availability● In Stock

High-purity Tri-iso-octyl Phosphate (TOP) serving as a versatile flame-retardant plasticizer and extraction solvent for industrial applications.

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Product Technical Details

Product Overview

Tri-iso-octyl Phosphate, commonly abbreviated as TOP, is a high-performance organophosphate compound recognized for its exceptional stability and multifunctional capabilities. With the CAS registry number 78-42-2, this chemical serves as a critical component in various industrial formulations where durability and safety are paramount. Our manufacturing process ensures a purity level exceeding 99.0%, making it an ideal choice for demanding applications ranging from polymer modification to hydrometallurgical processes.

As a specialized additive, TOP combines flame retardancy with low-temperature flexibility, addressing key challenges in material science. It is engineered to enhance the mechanical properties of substrates while providing resistance against ultraviolet degradation and aging. This dual functionality makes it a preferred selection for manufacturers seeking to optimize product longevity and safety compliance without compromising performance.

Key Specifications

Quality consistency is maintained through rigorous analytical testing. The following table outlines the standard technical parameters for our premium grade Tri-iso-octyl Phosphate:

ParameterSpecification
AppearanceColorless transparent oily liquid
Assay (Purity)≥99.0%
Dioctyl Phosphate≤0.20%
Octanol Content≤0.15%
Acid Value≤0.20 mgKOH/g
Color (Pt-Co)≤30
Water Content≤0.20%
Molecular FormulaC24H51O4P
Molecular Weight434.633

Industrial Applications

The versatility of Tri-iso-octyl Phosphate allows it to function effectively across multiple sectors. Its primary role involves acting as a plasticizer that imparts flame retardant properties and cold resistance to polymers. Key application areas include:

  • High-performance PVC products requiring enhanced mechanical strength and fire safety.
  • Protective coatings and synthetic rubber formulations needing UV stability and anti-aging characteristics.
  • Industrial solvents for hydrogen peroxide processing and extraction workflows.
  • Lubricant additives designed to improve thermal stability and reduce wear.
  • Hydrometallurgy processes involving the extraction of precious metals.

Storage and Handling

To maintain product integrity, Tri-iso-octyl Phosphate should be stored in a dry, cool, and well-ventilated indoor facility. Containers must be kept sealed to prevent moisture absorption and contamination. During transportation, care should be taken to avoid violent impact, direct rain, or exposure to extreme heat. Although stable under normal conditions, this substance should be kept away from open flames and strong oxidizing agents to prevent combustion hazards. Standard personal protective equipment (PPE) is recommended during handling to ensure occupational safety.

Quality Assurance and Supply

As a global manufacturer, we commit to delivering consistent quality with every batch. Each shipment is accompanied by a Certificate of Analysis (COA) verifying compliance with stated specifications. Our supply chain is optimized for reliability, ensuring timely delivery for bulk orders worldwide. For technical support regarding formulation guides or performance benchmarks, our expert team is available to assist in optimizing your production processes.