ISO/FDIS 1171

Coal and coke — Determination of ash

ISO 1171:2010 specifies a method for the determination of the ash of all solid mineral fuels.

Charbon et coke — Détermination des cendres

General Information

• Status: Not Published
• ICS: 75.160.10 - Solid fuels
• Technical Committee: ISO/TC 27/SC 5 - Methods of analysis
• Drafting Committee: ISO/TC 27/SC 5 - Methods of analysis
• Current Stage: 5020 - FDIS ballot initiated: 2 months. Proof sent to secretariat
• Start Date: 28-Mar-2024
• Completion Date: 28-Mar-2024

Relations

• Revises: ISO 1171:2010 - Solid mineral fuels — Determination of ash
• Effective Date: 27-May-2023

Standards Content (Sample)

FINAL DRAFT
International
Standard
ISO/FDIS 1171
ISO/TC 27/SC 5
Coal and coke — Determination of
Secretariat: SA
ash
Voting begins on:
2024-03-28
Voting terminates on:
2024-05-23
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.
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BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO­
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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.
Reference number
ISO/FDIS 1171:2024(en) © ISO 2024

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FINAL DRAFT
ISO/FDIS 1171:2024(en)
International
Standard
ISO/FDIS 1171
ISO/TC 27/SC 5
Coal and coke — Determination of ash
Secretariat: SA
Voting begins on:
Voting terminates on:
RECIPIENTS OF THIS DRAFT ARE INVITED TO SUBMIT,
COPYRIGHT PROTECTED DOCUMENT
WITH THEIR COMMENTS, NOTIFICATION OF ANY
RELEVANT PATENT RIGHTS OF WHICH THEY ARE AWARE
AND TO PROVIDE SUPPOR TING DOCUMENTATION.
© ISO 2024
IN ADDITION TO THEIR EVALUATION AS
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO­
LOGICAL, COMMERCIAL AND USER PURPOSES, DRAFT
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on
INTERNATIONAL STANDARDS MAY ON OCCASION HAVE
the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below
TO BE CONSIDERED IN THE LIGHT OF THEIR POTENTIAL
or ISO’s member body in the country of the requester.
TO BECOME STAN DARDS TO WHICH REFERENCE MAY BE
MADE IN NATIONAL REGULATIONS.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: [phone]
Email: [e-mail]
Website: www.iso.org
Published in Switzerland Reference number
ISO/FDIS 1171:2024(en) © ISO 2024

© ISO 2024 – All rights reserved
ii

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ISO/FDIS 1171:2024(en)
Contents Page
Foreword .iv
Introduction .v
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Principle . 1
5 Apparatus . 1
6 Preparation of test sample . 2
7 Procedure . 2
7.1 General .2
7.2 Ash determination.2
8 Expression of results .
...

2024-02-19
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ISO/FDIS 1171:2024(E)
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ISO /TC 27/SC 5/WG 1
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Secretariat: SA
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Coal and coke — Determination of Ashash
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Houille et coke — Détermination des cendres

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ISO/FDIS 1171:2024(Een)
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© ISO 20232024
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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, Formatted: Right: 42.55 pt, Bottom: 28.35 pt, Gutter:
or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO 0 pt, Header distance from edge: 36 pt, Footer
at the address below or ISO’s member body in the country of the requester. distance from edge: 14.15 pt
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ISO copyright office
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CP 401 • Ch. de Blandonnet 8
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CH-1214 Vernier, Geneva
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Phone: + 41 22 749 01 11
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EmailE-mail: [e-mail]
Website: www.iso.orgwww.iso.org
Formatted: French (Switzerland)
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Published in Switzerland
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© ISO 2023 2024 – All rights reserved

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ISO/FDIS 1171:2024(Een)
Formatted: Font: 11 pt, Bold
Formatted: Font: 11 pt, Bold
Formatted: Font: 11 pt, Bold
Contents
Formatted: HeaderCentered, Space After: 0 pt, Line
spacing: single
Foreword . v
Introduction . vi
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Principle . 1
5 Apparatus . 1
6 Preparation of test sample . 2
7 Procedure . 2
7.1 General . 2
7.2 Ash determination . 2
8 Expression of results . 2
9 Precision . 3
9.1 Repeatability limit . 3
9.2 Reproducibility limit .
...