- Tianqiao District, Jinan City, Shandong Province, China
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Triphenyl phosphite is an aryl phosphite with the molecular formula C₁₈H₁₅O₃P and a molecular weight of 310.28. At room temperature, it is a colorless to pale yellow oily liquid. It exhibits good heat resistance and possesses excellent antioxidant, chelating, and thermal stability properties, as well as strong compatibility. It is a classic auxiliary stabilizer and antioxidant in the rubber and plastics industry.
| Item | Specification |
| Melting Point | 22–24°C |
| Boiling Point | 360°C |
| Density | 1.184 g/cm³ |
| Flash Point | 425°F |
| Vapor pressure | 5 mmHg (205°C) |
| Refractive Index | 1.589 |
| Solubility | Insoluble in water; readily soluble in organic solvents such as alcohols, ethers, and aromatics. |
| Stability | Heat- and weather-resistant; avoid exposure to strong acids and alkalis. |
Jinan Jinbang Chemical Co., Ltd., strategically located within the New Materials Industrial Park in Tianqiao District, Jinan City, Shandong Province, stands as a prominent chemical innovator since its establishment in 2015. Operating from a modern, expansive 37,500 m² manufacturing facility, we are dedicated to the research & development, production, and global distribution of high-performance chemical solutions.
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