Description

Diphenyl Nonylphenyl Phosphate is a high-performance organophosphate ester widely utilized as a flame retardant and plasticizer. This compound is valued for its excellent thermal stability and compatibility with various polymer matrices, enhancing material safety and durability. It is a critical additive for manufacturers in the plastics, electronics, and construction industries seeking to meet stringent fire safety regulations.

Application

• Primary flame retardant and plasticizer in flexible and rigid polyvinyl chloride (PVC) formulations.
• Key additive in engineering plastics such as polyphenylene oxide (PPO) and polycarbonate (PC) blends for electronic housings and connectors.
• Functional fluid and fire-resistant hydraulic fluid component in specialized industrial systems.
• Synergistic agent in flame-retardant systems for textiles, coatings, and adhesives.
• Plasticizer for synthetic rubber and other elastomers requiring improved flame resistance.
• Additive in lubricants and greases to enhance their fire-retardant properties.

Basic Information

Product Name	Diphenyl Nonylphenyl Phosphate
CAS No.	38638-05-0
Molecular Formula	C27H33O4P
Molecular Weight	452.52 g/mol
Synonyms	Phosphoric Acid, Diphenyl Nonylphenyl Ester; Nonylphenyldiphenyl Phosphate; Diphenyl Nonyl Phenyl Phosphate; Santicizer 141; Reofos 50; Reofos NDP; FR-200; Phenyl Dinonylphenyl Phosphate; DNPP; NSC 93517
EINECS	254-016-9

Quality Control

Our Diphenyl Nonylphenyl Phosphate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity, color, acidity, and other critical parameters. A Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and compliance with industry standards.

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 and oxidizing agents. Recommended storage temperature is between 15°C and 25°C (59°F and 77°F).

Specification

Item	Specification
Appearance	Clear, Colorless to Pale Yellow Liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0 %
Acidity (as H3PO4)	≤ 0.05 %
Color (APHA)	≤ 50
Water Content (KF)	≤ 0.1 %
Refractive Index (n20D)	1.550 - 1.560
Density (20°C)	1.180 - 1.200 g/mL

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