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This method is for determining the surface area, total pore volume, average pore radius, and pore radius distribution from 1 to approximately 30 nm (10 to 300 angstroms) of porous materials. The method describes the standard procedure for analysis and data collection using a Quantachrome Autosorb-1 or Autosorb-6 analyzer.
ASTM UOP874-88, Pore Size Distribution of Porous Substnces by Nitrogen Adsoprtion Using a Quantachrome Analyzer, ASTM International, West Conshohocken, PA, 2002, www.astm.orgBack to Top