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BS 4359-4:1995
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Determination of the specific surface area of powders Recommendations for methods of determination of metal surface area using gas adsorption techniques
Hardcopy , PDF
English
15-04-1995
Committees responsible
Foreword
Recommendations
Introduction
1 Scope
2 References
3 Definitions
4 Principles
5 Sample preparation
6 Volumetric method
7 Flow methods
8 Calculation of the metal surface area
9 Reporting of results
Annex
A (informative) Modification of method for other metals
Tables
1 Stoichiometry values recommended for use in
calculations
2 Values for surface density of metal atoms recommended
for use in calculations
Figures
1 Typical apparatus for the volumetric method
2 Typical adsorption isotherm for hydrogen on platinum
(linear scales)
3 Typical linearized plot of adsorption against
pressure (linear scales)
4 Typical apparatus for the flow methods
5 Schematic TCD response in pulsed flow
6 Schematic TCD response in continuous flow
List of references
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