IUPAC recommends characterization of zeolites to be performed using argon gas at 87 K. The advantages of argon over nitrogen are discussed. Examples of Ar isotherms for various zeolites are shown. Finally, the characterization of mesoporous zeolites (hierarchical materials) using Ar adsorption is discussed.
Poll: Do the UK's high industrial energy costs threaten your company’s future?
The data in the report do not reflect the true, dire, position as shown in the UK Governments recent review of Energy prices. UK industrial...