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I.S. EN ISO 21646:2022

Current

Current

The latest, up-to-date edition.

Solid recovered fuels - Sample preparation (ISO 21646:2022)

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

06-07-2022

Preview

For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

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Foreword
Introduction.
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols
5 Safety remarks
6 Principles of correct sample preparation
7 Quality control and sources of error
8 Apparatus.
9 Sample preparation procedure
10 Methods for homogenization and sample division
11 Methods for mass and particle size reduction of laboratory samples and general analysis samples
12 Handling considerations of the general analysis sample and the test portion
13 Storage, preservation and labelling of samples
14 Sample preparation report
15 Precision
Annex A (normative) Determination of the shape facto
Annex B (normative) Determination of the changing shape factor
Annex C (informative) Examples of sample preparation procedures
Annex D (normative) Guidelines for choosing sample preparation procedures
Annex E (informative) Relationship between minimum amount of sample and particle size – Formula for the estimation of the minimum amount of sample
Annex F (normative) Sample preparation equipment
Annex G (normative) Characteristics of the laboratory sample for chemical analysis of solid recovered fuel
Annex H (informative) Data on the precision of sample preparation
Annex I (informative) Results of ruggedness testing
Bibliography

This document specifies methods for sample preparation to ensure representativeness of the samples
throughout the preparation procedures to produce general analysis samples.

DocumentType
Standard
Pages
78
ProductNote
The date of any NSAI previous adoption may not match the date of its original CEN/CENELEC document.
PublisherName
National Standards Authority of Ireland
Status
Current
Supersedes

Standards Relationship
ISO 21646:2022 Identical
EN ISO 21646:2022 Identical

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