GB/T 31253-2014
ActiveNatural gas―Validation for gaseous reference materials―Direct measurement of calorific value and density
天然气 气体标准物质的验证 发热量和密度直接测量法
Application Summary AI generated
This standard specifies a direct measurement method for validating the calorific value and density of gaseous reference materials used in natural gas analysis. It is applied in the petroleum and gas industry, particularly for quality control and calibration of analytical instruments in gas trading, custody transfer, and laboratory testing contexts.
Related Standards
GB/Z 33440-2016
General requirements for interchangeability of natural gas entering long-distance pipeline network
GB/Z 35474-2017
Natural gas—Technical explanation for calculation of physical properties from composition
GB/T 19206-2003
Natural gas--Organic sulfurcompounds used as odorants--Requirements and test methods
GB/T 19204-2003
General characteristics of liquefied natural gas
GB/T 19205-2003
Natural gas--Standard reference conditions
GB/T 18619.1-2002
Natural gas--Determination ofwater by the Karl fischer method--Coulometric procedure
GB/T 18605.2-2001
Natural gas--Determination of hydrogen sulfide content--Part 2:Lead acetate reaction ratesingle photo path method
GB/T 13609-1999
Natural Gas--Sampling guidelines
Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.