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 (English Version)

Standard No.

GB/T 27894.2-2011

Language

Chinese, Available in English version

Release Date

2011

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Status

Be replaced 2021-04

Replace By

GB/T 27894.2-2020

Latest

GB/T 27894.2-2020

Scope

This section gives the processing of data in natural gas analysis, including the determination of the characteristics of the measurement system and the mathematical statistics method of data processing, as well as the calculation of errors, the purpose of which is to determine the uncertainty of the mole fraction of the tested components. This section is used in conjunction with Part 1 of GB/T 27894.

GB/T 27894.2-2011 Referenced Document

• ISO 6974-1 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 1: General guidelines and calculation of composition; Technical Corrigendum 1*， 2012-11-01 Update
• ISO 6976 Natural gas - Calculation of calorific values, density, relative density and Wobbe indices from composition*， 2016-08-01 Update

GB/T 27894.2-2011 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

GB/T 27894.2-2011 -All Parts