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ZSM-5 Zeolite(SiO2/Al2O3:300)


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-5-300 Quality Control Targets

Item
Unit
Max
Typical
Max
Analytical Method
Relative crystallinity
%
80
85
 
X-ray diffractometer
Total specific surface
m2/g
350
380
 
N2 Adsorption
Microporous specific surface
m2/g
280
310
 
N2 Adsorption
Silica-alumina ratio
/
260
290
330
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


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