CSFC 186 Tris-(2,4-di-tert-butylphenyl)phosphite 31570-04-4 China Scientific Fine Chemicals Antioxidants >> Phosphite Polyesters Polyolefins (PE, PP…) It is a low volatile secondary antioxidant and particular resistance to hydrolysis. It can be used in process of PP, HDPE, LDPE, LLDPE, ABS, polycarbonates and Polyesters as an antioxidant and coadiuvant for long term uses. Low volatile tris-(2,4-di-tert-butylphenyl)phosphite. Used as secondary antioxidant and coadjuvant in process of PP, HDPE, LDPE, LLDPE, ABS, polycarbonates and polyesters. Provides resistance to hydrolysis.