GB/T 27894.2-2020
Natural gas—Determination of composition and associated uncertainty by gas chromatography—Part 2: Uncertainty calculations (English Version)

Standard No.
GB/T 27894.2-2020
Language
Chinese, Available in English version
Release Date
2020
Published By
国家市场监督管理总局、中国国家标准化管理委员会
Latest
GB/T 27894.2-2020
Replace
GB/T 27894.2-2011
Scope
This part of GB/T27894 gives the uncertainty assessment process for the mole fraction of each component in natural gas analysis. This section is used in conjunction with GB/T 27894.1.

GB/T 27894.2-2020 Referenced Document

  • ISO 6974-1:2012 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 1: General guidelines and calculation of composition

GB/T 27894.2-2020 history

  • 2020 GB/T 27894.2-2020 Natural gas—Determination of composition and associated uncertainty by gas chromatography—Part 2: Uncertainty calculations
  • 2011 GB/T 27894.2-2011 Natural gas.Determination of composition with defined uncertainty by gas chromatography.Part 2:Measuring-system characteristics and statistics for processing of data
Natural gas—Determination of composition and associated uncertainty by gas chromatography—Part 2: Uncertainty calculations

GB/T 27894.2-2020 -All Parts

GB/T 27894.1-2020 Natural gas—Determination of composition and associated uncertainty by gas chromatography—Part 1: General guidelines and calculation of composition GB/T 27894.2-2020 Natural gas—Determination of composition and associated uncertainty by gas chromatography—Part 2: Uncertainty calculations GB/T 27894.3-2023 Determination of the Composition of Natural Gas by Gas Chromatography and Calculation of Associated Uncertainties Part 3: Precision and Bias GB/T 27894.4-2012 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 GB/T 27894.5-2012 Natural gas-Determination of composition with defined uncertainty by gas chromatography.Part 5:Determination of nitrogen,carbon dioxideand C1 to C5and C6+hydrocarbons for a laboratory and on-line process application using thr GB/T 27894.6-2012 Natural gas.Determination of composition with defined uncertainty by gas chromatography.Part 6:Determination of hydrogen helium oxygen nitrogen carbon dioxide and C1 to C8 hydrocarbons using three capillary columns


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