... Food Science European Community Vit tt EC SCF phm Cỏc cht hot ng cú cha oxy Cỏc dn xut dng kh ca oxy ReactiveNitrogen Species RNS Reactive Oxygen Species ROS v nit phõn t S oxy húa cỏc Low Density ... ph ca vitamin E dung dch cht nn khỏc nhau: etanol; hn hp etanol v axit sunfuric; hn hp etanol v toluen; hn hp etanol, toluen v axit sunfuric Tin hnh thớ nghim nghiờn cu vi vitamin E c hũa tan mt ... vitamin E cỏc nn khỏc Nn Th nh pic Ep(V) Dũng nh hũa tan Ip(nA ) etanol - - etanol v axit - - etanol v toluen 0,732 100,3 Etanol, toluen v axit 0,675 478,0 Kt qu kho sỏt thc nghim ng ASV ca vitamin...