MOLECULAR SIEVE
-
- Category :
Catalyst and Auxiliary/Catalyst
- CAS NO : 12173-28-3
- EC NO :
- Molecular Formula : Al·Ca·16H2O·K·Na·O5Si2·O
- Main Specifications : SiO2/Al2O3,20~1000 ZSM-5-250
- Synonyms : Molecular sieve 13X 1/16;Molecular sieve 3A 1/16;Molecular sieve 4A 1/16;Molecular sieve 5A 1/16;Molecular sieves, 5A;Molecular sieves 3A 1/16;MolecularsievesXpowder;MolecularsievesXmmbeads;MolecularsievesmeshpowderLindeX;MolecularsievespelletsLindeX;Molecular Sieve Type 13X;Molecular sieve 3A;MOLECULAR SEIVES, TYPE 4 A;Molecular sieves 13X;
Package: 25kg/woven bag, 750kg/palle by the Sellers
Uses : ZSM-5 type zeolite is widely applied to petrochemical processing industries,applied to the fluidifying,catalyzing and cracking process as an assistant for producing more propylene and liquefied gas,and improving the octane number of the gasoline. In addit
Product description:
ZSM-5 Zeolite
The ZSM-5 type zeolite produced by means of a template agent free hydrothermal crystallization method is featured with high relative crystallinity,wherein the relative crystallinity is no less than 90%,the SiO2/Al2O3 molar ration is no less than 25,and the Na2O is no more than 0.1%.
ZSM-5 Quality Control Targets
Item
Unit
Max
Typical
Max
Analytical Method
Relative crystallinity
%
90
93
X-ray diffractometer
Total specific surface
m2/g
320
360
N2 Adsorption
Microporous specific surface
m2/g
270
280
N2 Adsorption
Silica-alumina ratio
/
25
27.5
30
XRF
Na2O
wt%
0.040
0.1
Flame Photometric Analysis
SO42-
wt%
0.20
0.4
XRF
CI-
ppm
70
Chemical Analysis
LOI
wt%
10
Gravimetric Analysis
D,50
μm
6
9
Laser Scatter Distribution
D,90
μm
9.0
15
Laser Scatter Distribution
>100μm
%
0
0.06
Laser Scatter Distribution
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