693-36-7 Advastab 802 Advastab PS 802 Antioxidant STDP Dioctadecyl 3,3'-thiodipropionate Dioctadecyl thiodipropionate Distearyl .beta.,.beta.'-thiodipropionate Distearyl .beta.-thiodipropionate Distearyl 3,3'-thiodipropionate Distearyl thiodipropionate Distearyl thiodipropionic acid NSC65493 PS 802 Plastanox STDP Plastanox STDP Antioxidant Propanoic acid, 3,3'-thiobis-, dioctadecyl ester Propionic acid, 3,3'-thiodi-, dioctadecyl ester