... remove the moleculars of ethyl alcohol, he 4A Molecular Sieve:it is mainly used to make static dehydration in airtight ... Size = Low Pressure Drop in a packed bed, molecular sieve provides a low pressure drop which minimizes channeling and maximizes ... means less dusting, migration / attrition and longer desiccant life4A Molecular Sieve Typical applications1) Deep drying of air, natural gas, alkane and ...