4A molecular sieve
 
  SH No.: 4A molecular sieve
  Name:4A molecular sieve
  CAS No.:70955-01-0
  format:Analytical pure, chemical pure, pharmaceutical grade
  Molecular formula:Na2O·Al2O3·2.0SiO2·4.5H2O
  Character: [Regeneration]200--200℃ dry gas through molecular sieve bed at the pressure of 0.3-0.5㎏/㎝2 for 3-4 hours, the outlet temperature can reach 150-180℃, cool down.
 
  [Use]Mainly used for further drying of natural gas and various chemical gases and liquid, refrigerant, drug, electronic material and substance, separation of methane, ethane and propane, used as deh