... and ethanol, it is white, fine powder. Product Description5A Zeolite molecular sieve used in Air-purification & PSA ISO 9001:2000, 19001:2004 ... per year .with total amount of 150,000 tons. 5A Molecular Sieve is wildly used in dehydration of ethylene,propylene and ethanol ... capacity(g/100g)g>28CO2 Capacity %>22.5LOI%<23PH5%<10.5Cl %<0.2CaO%>13.5CaO/Al2O3%>70Bulk Density 0.6 5A Zeolite-molecular sieve