High-Purity Isooctyl Diphenyl Phosphite (CAS 26401-27-4) Manufacturer & Supplier - Enhance Polymer Stability
Unlock superior performance in your polymer applications with our high-purity Isooctyl Diphenyl Phosphite. As a leading manufacturer and supplier based in China, we provide essential chemical solutions to enhance the durability, stability, and aesthetic appeal of your products. Request a quote and sample today to experience the difference.
Get a Quote & SampleAchieve Unmatched Polymer Protection and Stability

Isooctyl Diphenyl Phosphite
As a premier manufacturer and supplier of specialty chemicals in China, we offer Isooctyl Diphenyl Phosphite (CAS 26401-27-4), a vital antioxidant and stabilizer. This colorless transparent liquid with a 99% assay is engineered to significantly improve color retention, oxidation resistance, and light stability in various polymer systems. Trust our reliable supply chain to meet your demanding production needs.
- High Purity Isooctyl Diphenyl Phosphite (CAS 26401-27-4) for optimal performance.
- Trusted supplier of polymer stabilizers, ensuring consistent quality.
- Cost-effective solutions from a leading manufacturer in China.
- Enhance your PVC formulations with superior antioxidant properties.
Key Advantages of Our Isooctyl Diphenyl Phosphite
Exceptional Color Stability
Our Isooctyl Diphenyl Phosphite acts as an effective chelating agent and auxiliary stabilizer, significantly improving the color retention of PVC and other synthetic resins during processing and over time. This ensures your end products maintain their desired appearance.
Enhanced Oxidation and Light Resistance
By scavenging free radicals, this high-quality phosphite ester provides robust protection against oxidative degradation and UV-induced damage. This translates to longer service life and improved performance for your polymer products.
Versatile Application in Polymer Industries
Ideal for PVC applications, including food-grade and medical-grade materials, as well as other synthetic resins. Its compatibility makes it a prime choice for compound liquid and paste composite stabilizers, offering broad utility for manufacturers.
Broad Spectrum of Applications
PVC Industry
Essential for food-grade, medical-grade extrusion materials, high-transparency pipes, hard sheets, and extrusion stretch films. Partner with us, a reliable supplier, for your PVC formulation needs.
Synthetic Resin Stabilization
Used as a high-performance antioxidant or stabilizer in various synthetic resin industries, enhancing their processing and long-term stability.
Composite Stabilizer Systems
An excellent component in compound liquid and paste composite stabilizers, working synergistically to protect polymers from degradation.
ABS Resin Heat Stabilization
Effectively used as a heat stabilizer in ABS resins, improving their thermal performance during manufacturing and use.