... ) Drying of natural gas4) Cracked Gas Drying.5) Static dehydration of insulating glass units, whether air filled or gas-filled ... propylene, butadien). 8) Drying of olefins drying, ethanol, etc.9)Dehydration of many kinds of liquids (say ethanol) air, refrigerant , natural ... goods until using, avoid of exposure in air for a long time.Should be stuffed as rapid as possible at filling. 3A molecular sieve