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ASTM D4780-95

Historical Revision

Standard Test Method for Determination of Low Surface Area of Catalysts and Catalyst Carriers by Multipoint Krypton Adsorption

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1.1 This test method covers the determination of the specific surface area of catalysts and catalyst carriers in the range from 0.05 to 10 m/g. A volumetric measuring system is used to obtain at least three data points which fall within the linear BET region.

1.2 This standard does not purport to address all of the safety concerns, 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.


SDO ASTM: ASTM International
Document Number D4780
Publication Date Aug. 15, 1995
Language en - English
Page Count 5
Revision Level 95
Supercedes
Committee D32.01
Publish Date Document Id Type View
Oct. 15, 2023 D4780-23 Revision
May 1, 2012 D4780-12 Revision
Aug. 15, 1995 D4780-95 Revision
Feb. 1, 2017 D4780-12R17E01 Reaffirmation
Sept. 1, 2007 D4780-95R07 Reaffirmation
Aug. 15, 1995 D4780-95R01 Reaffirmation