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WESTON® DPP phosphite ester

Technical Datasheet | Supplied by SI Group
HSP Distance with GC RE DDP: 1.4
WESTON® DPP phosphite ester by SI Group is diaryl phosphite antioxidant. It is used to improve the color of unsaturated polyesters. WESTON® DPP phosphite ester is used as a stabilizer in polyolefins. It is also used as a secondary stabilizer to improve the light and color stability & to prevent plate-out of polyvinyl chloride. The shelf life of the product is one year.
Product Type
Antioxidants > Phosphites
Chemical Composition
Diphenyl phosphite
CAS Number
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