GOST R 8.668-2009 State system for ensuring the uniformity of measurements. Volumetric heat (energy) of combustion of natural gas. General requirements for methods for measurement
GOST 31371.7-2008 Natural gas. Determination of composition with defined uncertainty by gas chromatography method. Part 7. Measurement procedure of the mole fraction of components
GOST 5542-1987 Natural gases for commercial and domestic use. Specifications
GOST 8.578-2008 State system for ensuring the uniformity of measurements. State verification scheme for measuring instruments of the content of components in gaseous media
GOST R 8.667-2009 State system for ensuring the uniformity of measurements. State verification schedule for means measuring energy of combustion, specific energy of combustion and volumetric energy of combustion (combustion calorimeters)
GOST R 8.668-2009 history
2009GOST R 8.668-2009 State system for ensuring the uniformity of measurements. Volumetric heat (energy) of combustion of natural gas. General requirements for methods for measurement