GOST 31371.2-2008 Natural gas. Determination of composition with defined uncertainty by gas chromatography method. Part 2. Measuring-system characteristics and statistics for processing of data
2020GOST 31371.2-2020 Natural gas. Determination of composition by gas chromatography method with evaluation of uncertainty. Part 2. Uncertainty calculations
2008GOST 31371.2-2008 Natural gas. Determination of composition with defined uncertainty by gas chromatography method. Part 2. Measuring-system characteristics and statistics for processing of data