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Natural gas — Calculation of thermodynamic properties — Part 5: Calculation of viscosity, Joule-Thomson coefficient, and isentropic exponent
60.60 Standard published
Natural gas — Format for data from gas chromatograph analysers for natural gas — XML file format
90.92 Standard to be revised
Natural gas — Gas chromatographic requirements for hydrocarbon dewpoint calculation
90.93 Standard confirmed
Analysis of natural gas — Halogen content of biomethane — Part 1: HCl and HF content by ion chromatography
60.60 Standard published
Analysis of natural gas — Biomethane — Determination of ammonia content by tuneable diode laser absorption spectroscopy
60.60 Standard published
Analysis of natural gas — Silicon content of biomethane — Part 1: Determination of total silicon by atomic emission spectroscopy (AES)
60.60 Standard published
Analysis of natural gas — Silicon content of biomethane — Part 2: Determination of siloxane content by gas chromatography with ion mobility spectrometry
60.60 Standard published
Analysis of natural gas — Biomethane — Determination of terpenes' content by micro gas chromatography
60.60 Standard published
Analysis of natural gas —Biomethane — Determination of the content of compressor oil
60.00 Standard under publication
Analysis of natural gas — Biomethane — Determination of VOCs by thermal desorption gas chromatography with flame ionization and/or mass spectrometry detectors
60.60 Standard published
Gas analysis — Determination of the water dew point of natural gas — Cooled surface condensation hygrometers
90.20 Standard under periodical review
Natural gas — Determination of potential hydrocarbon liquid content — Gravimetric methods
90.20 Standard under periodical review
Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 1: General guidelines and calculation of composition
90.93 Standard confirmed
Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 1: General guidelines and calculation of composition — Technical Corrigendum 1
60.60 Standard published
Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 2: Uncertainty calculations
90.93 Standard confirmed
Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 3: Precision and bias
90.60 Close of review
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
90.92 Standard to be revised
Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 5: Isothermal method for nitrogen, carbon dioxide, C1 to C5 hydrocarbons and C6+ hydrocarbons
90.93 Standard confirmed