I.S. EN ISO 21832:2020
Current
The latest, up-to-date edition.
Workplace air - Metals and metalloids in airborne particles - Requirements for evaluation of measuring procedures (ISO 21832:2018)
Hardcopy , PDF
English
26-04-2020
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.
Dates of withdrawal of national standards are available from NSAI.
Foreword
Introduction
1 Scope
2 Normative references.
3 Terms and definitions
4 Principle
5 Requirements
6 Reagents and materials
7 Apparatus
8 Test methods
9 Test report
Annex A (informative) Guidance on determination of analytical recovery
Annex B (informative) Experiments for method validation
Annex C (informative) Estimation of uncertainty of measurement
Annex D (informative) Interpolation of standard deviation
Annex E (informative) Example for estimation of expanded uncertainty
Bibliography
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