I.S. EN ISO 6974-2:2012
Current
The latest, up-to-date edition.
NATURAL GAS - DETERMINATION OF COMPOSITION AND ASSOCIATED UNCERTAINTY BY GAS CHROMATOGRAPHY - PART 2: UNCERTAINTY CALCULATIONS (ISO 6974-2:2012)
Hardcopy , PDF
English
01-01-2012
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 Symbols
5 Calculation of uncertainty
Annex A (informative) - Calculation of processed component
uncertainties for the methane-by-difference approach
Annex B (normative) - Uncertainties of relative response
factors
Annex C (informative) - Alternative calculation of the
uncertainty of the value of the unknown
Bibliography
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