ISO 13317-1:2024

FINAL
INTERNATIONAL ISO/FDIS
DRAFT
STANDARD 13317-1
ISO/TC 24/SC 4
Determination of particle size
Secretariat: BSI
distribution by gravitational liquid
Voting begins on:
2023-10-19 sedimentation methods —
Voting terminates on:
Part 1:
2023-12-14
General principles, requirements and
guidance
Détermination de la distribution granulométrique par les méthodes
de sédimentation par gravité dans un liquide —
Partie 1: Principes généraux et lignes directrices
RECIPIENTS OF THIS DRAFT ARE INVITED TO
SUBMIT, WITH THEIR COMMENTS, NOTIFICATION
OF ANY RELEVANT PATENT RIGHTS OF WHICH
THEY ARE AWARE AND TO PROVIDE SUPPOR TING
DOCUMENTATION.
IN ADDITION TO THEIR EVALUATION AS
Reference number
BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO-
ISO/FDIS 13317-1:2023(E)
LOGICAL, COMMERCIAL AND USER PURPOSES,
DRAFT INTERNATIONAL STANDARDS MAY ON
OCCASION HAVE TO BE CONSIDERED IN THE
LIGHT OF THEIR POTENTIAL TO BECOME STAN-
DARDS TO WHICH REFERENCE MAY BE MADE IN
NATIONAL REGULATIONS. © ISO 2023

---------------------- Page: 1 ----------------------
ISO/FDIS 13317-1:2023(E)
FINAL
INTERNATIONAL ISO/FDIS
DRAFT
STANDARD 13317-1
ISO/TC 24/SC 4
Determination of particle size
Secretariat: BSI
distribution by gravitational liquid
Voting begins on:
sedimentation methods —
Voting terminates on:
Part 1:
General principles, requirements and
guidance
Détermination de la distribution granulométrique par les méthodes
de sédimentation par gravité dans un liquide —
Partie 1: Principes généraux et lignes directrices
COPYRIGHT PROTECTED DOCUMENT
© ISO 2023
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on
the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below
or ISO’s member body in the country of the requester.
RECIPIENTS OF THIS DRAFT ARE INVITED TO
ISO copyright office
SUBMIT, WITH THEIR COMMENTS, NOTIFICATION
OF ANY RELEVANT PATENT RIGHTS OF WHICH
CP 401 • Ch. de Blandonnet 8
THEY ARE AWARE AND TO PROVIDE SUPPOR TING
CH-1214 Vernier, Geneva
DOCUMENTATION.
Phone: +41 22 749 01 11
IN ADDITION TO THEIR EVALUATION AS
Reference number
Email: copyright@iso.org
BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO-
ISO/FDIS 13317-1:2023(E)
Website: www.iso.org
LOGICAL, COMMERCIAL AND USER PURPOSES,
DRAFT INTERNATIONAL STANDARDS MAY ON
Published in Switzerland
OCCASION HAVE TO BE CONSIDERED IN THE
LIGHT OF THEIR POTENTIAL TO BECOME STAN-
DARDS TO WHICH REFERENCE MAY BE MADE IN
ii
  © ISO 2023 – All rights reserved
NATIONAL REGULATIONS. © ISO 2023

---------------------- Page: 2 ----------------------
ISO/FDIS 13317-1:2023(E)
Contents Page
Foreword .iv
Introduction .v
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Symbols and abbreviated terms.5
5 Measurement principle and technical realisations . 8
5.1 General measurement principle . 8
5.2 Technical realisation of sedimentation-based measurement techniques . 10
6 Measurement data and basic rules of data evaluation.13
6.1 Sedimentation velocity distribution . 13
6.2 Stokes-based analysis for obtaining particle
...

ISO/FDIS 13317-1:2023(E)
ISO/TC /24/SC /4/WG 2
Secretariat: BSI
Determination of particle size distribution by gravitational liquid sedimentation
methods — Part 1: General principles, requirements and guidance
Détermination de la distribution granulométrique par les méthodes de sédimentation par
gravité dans un liquide — Partie 1: Principes généraux et lignes directrices
Second edition
Date: 2023-10-05

---------------------- Page: 1 ----------------------
ISO/FDIS 13317-1:2023(E)
© ISO 20212023
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of
this publication may be reproduced or utilized otherwise in any form or by any means, electronic or
mechanical, including photocopying, or posting on the internet or an intranet, without prior written
permission. Permission can be requested from either ISO at the address below or ISO's member body in the
country of the requester.
ISO Copyright Office
CP 401 • CH-1214 Vernier, Geneva
Phone: + 41 22 749 01 11
Email: copyright@iso.org
Website: www.iso.org
Published in Switzerland.
ii © ISO 2023 – All rights reserved

---------------------- Page: 2 ----------------------
ISO/FDIS 13317-1:2023(E)
Contents Page
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 2
4 Symbols and abbreviated terms . 7
5 Measurement principle and technical realisations . 8
5.1 General measurement principle . 8
5.2 Technical realisation of sedimentation-based measurement techniques . 11
6 Measurement data and basic rules of data evaluation . 13
6.1 Sedimentation velocity distribution . 13
6.2 Stokes-based analysis for obtaining particle size distributions . 16
6.3 Deviations from Stokes-based analysis . 22
7 Performing size analyses . 25
7.1 Sampling . 25
7.2 Dispersion process and primary sample preparation . 25
7.3 Secondary sample preparation (sample conditioning) . 26
7.4 Instrument preparation . 27
7.5 Measurement . 27
7.6 Data analysis . 28
7.7 Reporting . 29
8 System qualification and quality control . 30
8.1 General remarks . 30
8.2 Reference materials . 31
8.3 Performance qualification . 32
8.4 Sources of measurement uncertainty . 33
8.5 Accuracy and measurement of uncertainty of particle velocity . 34
8.6 Combined and expanded uncertainty of velocity measurement .
...