ZSM-5CL Zeolite The ZSM-5 type zeolite produced by means of a template agent based hydrothermal crystallization method is featured with high relative crystallinity and high silica -alumina ratio,wherein the relative crystallinity is no less than 85%,the SiO2/Al2O3 molar ration is no less than 300,the Na2O is no more than 0.1%,and the average grain size is 300nm. ZSM-5CL Quality Control Targets Item Unit Max Typical Max Analytical Method Relative crystallinity % 80 85 X-ray diffractometer Total specific surface m2/g 330 360 N2 Adsorption Microporous specific surface m2/g 280 310 N2 Adsorption Silica-alumina ratio / 30 33 36 XRF Na2O wt% 0.050 0.1 Flame Photometric Analysis SO42- wt% 0.20 0.4 XRF CI- ppm 70 Chemical Analysis LOI wt% 4 10 Gravimetric Analysis D,50 μm 6 7 Laser Scatter Distribution D,90 μm 8.0 9 Laser Scatter Distribution