or rd d T o Fa Article history: Received 21 December 2009 Received in revised form 19 May 2010 acid is decomposed at temperatures up to 850 �C to form SO2, advantages,…
ol iu, sity 13X zeolite Synthesis was l tre rea var mp 3X z (SEM), Fourier Transform Infrared Spectroscopy (FT-IR) and N2 adsorption–desorption. The BET surface 2 �1…