Anti-Contaminative Resistant 3A Molecular Sieve is ideal for dehydration of many kinds of liquids and dehydration of air and also ideal for racked gases, ethylene, propylene etc. The 3A Molecular Sieve is also suitable for dehydration of refrigerant and dehydration of natural gas or methane. The 3A Molecular Sieve is available with higher adsorption speed and resistant to stronger crushing and anti-contaminative. Anti-Contaminative Resistant 3A Molecular Sieve ensures more cyclic times and longer work-span.