ISO 11722:2013

Solid mineral fuels — Hard coal — Determination of moisture in the general analysis test sample by drying in nitrogen

ISO 11722:2013 specifies a method for determining the moisture in the general analysis test sample of hard coal by drying in nitrogen.

Combustibles minéraux solides — Houille — Détermination de l'humidité de l'échantillon pour analyse par dessiccation en atmosphère d'azote

General Information

• Status: Published
• Publication Date: 14-Jul-2013
• ICS: 73.040 - Coals
• Technical Committee: ISO/TC 27/SC 5 - Methods of analysis
• Drafting Committee: ISO/TC 27/SC 5/WG 1 - Moisture, volatile matter and ash
• Current Stage: 9060 - Close of review
• Start Date: 04-Jun-2029

Relations

• Consolidated By: ISO 5832-2:2018 - Implants for surgery — Metallic materials — Part 2: Unalloyed titanium
• Effective Date: 06-Jun-2022
• Revises: ISO 11722:1999 - Solid mineral fuels — Hard coal — Determination of moisture in the general analysis test sample by drying in nitrogen
• Effective Date: 10-Aug-2012

Standards Content (Sample)

INTERNATIONAL ISO
STANDARD 11722
Second edition
2013-07-01
Solid mineral fuels — Hard coal —
Determination of moisture in the
general analysis test sample by
drying in nitrogen
Combustibles minéraux solides — Houille — Détermination
de l’humidité de l’échantillon pour analyse par dessiccation en
atmosphère d’azote
Reference number
ISO 11722:2013(E)
©
ISO 2013

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ISO 11722:2013(E)

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ii © ISO 2013 – All rights reserved

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ISO 11722:2013(E)

Contents Page
Foreword .iv
Introduction .v
1 Scope . 1
2 Normatives references . 1
3 Terms and definitions . 1
4 Principle . 1
5 Reagent . 1
6 Apparatus . 1
7 Preparation of the test sample . 2
8 Procedure. 2
9 Expression of results . 2
10 Precision . 2
10.1 Repeatability limit . 2
10.2 Reproducibility limit . 2
11 Test report . 3
Annex A (informative) Example of a suitable oven . 4
© ISO 2013 – All rights reserved iii

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ISO 11722:2013(E)

Foreword
ISO (the International Organization for Standardization) is a worldwide federation of national standards
bodies (ISO member bodies). The work of preparing International Standards is normally
...