- CAS number: 154862-43-8
- Chemical name: Bis (2,4-dicumylphenyl) pentaerythritol diphosphite
- Moleculair formula: C53H58O6P2
- Molecular weight (g/mol): 852.97
- Melting point/range (ºC): 225
- Product form(s): Powder
- Packaging option(s): Bag, Carton
Omnistab AN 9228 (154862-43-8) is a phosphite secondary antioxidant with a high molecular weight, low volatility and high phosphorus content.