1)purity 50%,93%,98% 2)excellent quality and best price 3)delivery promptly 4) ... ,7,8-tetramethyl-2-(4,8,12- trimethyltridecyl)-2H-benzopyran-6-yl acetate; Vitamin E acetate 472.75 7695-91-2C31H52O3 ... Yellow,Clear,Viscous OilQualifiedAssay by G.C98.0%~101.0%98.0%IdentityCorrespondsQualifiedDensity 0.952-0.966 g/ml0.958g/mlRefractive ...