ASTM International - ASTM D3663-99
Standard Test Method for Surface Area of Catalysts and Catalyst Carriers
|Publication Date:||10 October 1999|
|ICS Code (Surface active agents):||71.100.40|
1.1 This test method covers the determination of surface areas of catalyst and catalyst carriers that have Type II or IV nitrogen adsorption isotherms, and at least 1 m /g of area. A volumetric measuring system is used to obtain at least four data points which fit on the linear BET line.
1.2 This standard does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.