... ethanol, it is white, fine powder. Product Description5A Zeolite molecular sieve used in Air-purification & PSA ISO 9001:2000, 19001 ... 000 tons per year, and the production of molecule sieve powder type type A and type X is 30. ... year .with total amount of 150,000 tons. 5A Molecular Sieve is wildly used in dehydration of ethylene,propylene and ... .5CaO/Al2O3%>70Bulk Density 0.6 5A Zeolite-molecular sieve