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BS ISO 6974-6 : 2002

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

NATURAL GAS - DETERMINATION OF COMPOSITION WITH DEFINED UNCERTAINTY BY GAS CHROMATOGRAPHY - DETERMINATION OF HYDROGEN, HELIUM, OXYGEN, NITROGEN, CARBON DIOXIDE AND C[1] TO C[8] HYDROCARBONS USING THREE CAPILLARY COLUMNS
Available format(s)

Hardcopy , PDF

Superseded date

04-30-2009

Language(s)

English

Published date

01-01-2002

Foreword
Introduction
1 Scope
2 Normative references
3 Principle
  3.1 Analysis of natural gas samples
  3.2 Analysis of natural gas substitutes
4 Materials
5 Apparatus
6 Procedure
  6.1 Operating conditions
  6.2 Performance requirements
  6.3 Determination
7 Calculation
8 Precision
9 Test report
Annex A (informative) Typical precision values
Bibliography

Specifies a gas chromatographic method for the quantitative determination of the content of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C[1] to C[8] hydrocarbons in natural gas samples using three capillary columns.

Committee
PTI/15
DevelopmentNote
To be read in conjunction with BS EN ISO 6974-1 and BS EN ISO 6974-2 Supersedes 97/123793 DC (11/2002) Renumbered and superseded by BS EN ISO 6974-6. (05/2009)
DocumentType
Standard
Pages
26
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

Standards Relationship
ISO 6974-6:2002 Identical

ISO 10715:1997 Natural gas — Sampling guidelines
ISO 6976:2016 Natural gas — Calculation of calorific values, density, relative density and Wobbe indices from composition
ISO 6974-2:2012 Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 2: Uncertainty calculations
ISO 6974-4:2000 Natural gas — Determination of composition with defined uncertainty by gas chromatography — Part 4: Determination of nitrogen, carbon dioxide and C1 to C5 and C6+ hydrocarbons for a laboratory and on-line measuring system using two columns
ISO 10723:2012 Natural gas Performance evaluation for analytical systems
ISO 6974-3:2000 Natural gas Determination of composition with defined uncertainty by gas chromatography Part 3: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to C8 using two packed columns
ISO 6143:2001 Gas analysis — Comparison methods for determining and checking the composition of calibration gas mixtures
ISO 6142:2001 Gas analysis Preparation of calibration gas mixtures Gravimetric method
ISO 6974-1:2012 Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 1: General guidelines and calculation of composition
ISO 7504:2015 Gas analysis Vocabulary
ISO 6974-5:2014 Natural gas Determination of composition and associated uncertainty by gas chromatography Part 5: Isothermal method for nitrogen, carbon dioxide, C1 to C5 hydrocarbons and C6+ hydrocarbons

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