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BS ISO 13317-1:2024

BS ISO 13317-1:2024

$215.11

Determination of particle size distribution by gravitational liquid sedimentation methods – General principles, requirements and guidance

Published By Publication Date Number of Pages
BSI 2024 80
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PDF Catalog

PDF Pages PDF Title
2 undefined
6 Foreword
7 Introduction
9 1 Scope
2 Normative references
3 Terms and definitions
13 4 Symbols and abbreviated terms
16 5 Measurement principle and technical realisations
5.1 General measurement principle
18 5.2 Technical realisation of sedimentation-based measurement techniques
21 6 Measurement data and basic rules of data evaluation
6.1 Sedimentation velocity distribution
24 6.2 Stokes-based analysis for obtaining particle size distributions
6.2.1 Particle size
25 6.2.2 Quantification of size fractions
29 6.3 Deviations from Stokes-based analysis
6.3.1 General
30 6.3.2 Upper limit for sedimentation velocity and particle size
6.3.3 Lower limits for particle size
31 6.3.4 Limits for particle concentration
6.3.5 Handling of porous and heterogeneous particles
6.3.6 Handling of non-spherical particles and particle agglomerates
32 7 Performing size analyses
7.1 General
7.2 Sampling
7.3 Dispersion process and primary sample preparation
33 7.4 Secondary sample preparation (sample conditioning)
34 7.5 Instrument preparation
7.6 Measurement
35 7.7 Data analysis
7.8 Reporting
37 8 System qualification and quality control
8.1 General remarks
8.2 Reference materials
38 8.3 Performance qualification
40 8.4 Sources of measurement uncertainty
8.5 Accuracy and measurement of uncertainty of particle velocity
42 8.6 Combined and expanded uncertainty of velocity measurement
43 8.7 Combined and expanded uncertainty of particle size (Stokes diameter)
45 Annex A (informative) List of gravitational sedimentation-based particle sizing techniques
47 Annex B (informative) Remarks on particle density
53 Annex C (informative) Sedimentation beyond the validity of Stokes’ law
61 Annex D (informative) Example for the determination of the uncertainty of velocity and particle size
70 Annex E (informative) Impact of the measurement zone width on the resolution of measured particle size distributions
73 Bibliography

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BS ISO 13317-1:2024
$215.11