An Optimization Study via Response Surface Methodology in Extracting of Benzothiophene and Xylene from n-C₁₂ using 1-Hexyl-3-Methylimidazolium Tetrafluoroborate Ionic Liquid

Syamsul B. Abdullah, Z. Man and M.A. Bustam

Journal of Applied Sciences 14 ( 10 ): 1008 - 1015 , 2014