... 4A Molecular Sieve:it is mainly used to make static dehydration in airtight gas or liquid system. It can ... acrylica and also dry the alkane,It is used as a static desiccant in household refrigerating systems , packaging of drugs, electronic ... gas, alkane and refrigerant2) Generation and purification of argon3) Static dehydration of electronic element, pharmaceutical and unstable materials4) Desiccant ...