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SN EN ISO 6974-2:2012

Current
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)
Available format(s)

Hardcopy

Published date

01-08-2012

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and subscripts
5 Procedure
  5.1 Step 1: Determination of the optimal response
      functions
  5.2 Step 2: Selection of the response functions to
      be used in practice
  5.3 Step 3: Routine calibration with a working-
      reference gas mixture
  5.4 Step 4: Calculation of non-normalized component
      mole fractions
  5.5 Step 5: Calculation of non-normalized component
      standard deviations
  5.6 Step 6: Calculation of normalized component mole
      fractions
  5.7 Step 7: Calculation of normalized component
      standard deviations
  5.8 Step 8: Calculation of uncertainty and
      repeatability of the results
  5.9 Relationship between ISO 6974-2 and ISO 6976
Annex A (informative) Critical values of t
Annex B (informative) Example
Annex C (informative) Relative response factors (K)
Bibliography

Specifies the data processing for the tailored analysis of natural gas.

Committee
INB/NK 162
DocumentType
Standard
Pages
0
PublisherName
Swiss Standards
Status
Current

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$173.83
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