05/30132409 DC : DRAFT APR 2005
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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ISO 15901-3 - PORE SIZE DISTRIBUTION AND POROSITY OF SOLID MATERIALS BY MERCURY POROSIMETRY AND GAS ADSORPTION - PART 3: ANALYSIS OF MICRO-PORES BY GAS ADSORPTION
28-09-2007
23-11-2012
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and Definitions
4 Symbols
5 Principles
5.1 General
5.2 Methods of measurement
6 Procedure of measurements
6.1 Sampling
6.2 Sample pre-treatment
6.3 Measurement
7 Verification of apparatus performance
8 Calibration
9 Evaluation of micropore volume
9.1 Determination of micropore volume according to
Dubinin and Radushkebvich
9.2 Micropore analysis by comparison of isotherms
9.2.1 t-plot method
9.2.2 alpha[s] method
9.3 Determination of micropore size distribution by the
Horvath-Kawazoe (HK) and Saito-Foley method
9.4 Determination of micropore size distribution by the
Non local Density functional Theory
9.4.1 Background
9.4.2 General approach of Nonlocal Density functional
Theory (NLDFT)
9.4.3 Application for Pore size analysis: NLDFT Kernel
and integral Adsorption Equation
10 Reporting
Annex A (informative)
(a) Horvath-Kawazoe and Saito-Foley method
(examples for material constants, adsorbent,
and adsorptive parameters according to DIN66135-4)
(b) Application Examples Saito-foley Micro-Pore Analysis
Annex B (informative) NLDFT-method
(a) Examples of adsorptive and adsorptive/adsorbent
interactions parameters for application in NLDTF
calculation
Bibliography
| Committee |
LBI/37
|
| DocumentType |
Draft
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| ISO 3165:1976 | Sampling of chemical products for industrial use — Safety in sampling |
| DIN 66135-4:2004-09 | PARTICLE SIZE ANALYSIS - MICROPORE ANALYSIS BY GAS ADSORPTION - PART 4: DETERMINATION OF PORE DISTRIBUTION ACCORDING TO HORVATH-KAWAZOE AND SAITO-FOLEY |
| ISO 8213:1986 | Chemical products for industrial use — Sampling techniques — Solid chemical products in the form of particles varying from powders to coarse lumps |
| ISO 9277:2010 | Determination of the specific surface area of solids by gas adsorption — BET method |
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