Registration number (WIID)Project No.TitleStatus
19495ISO 11541:1997Natural gas — Determination of water content at high pressureStandarts spēkā
68638ISO 10101-3:2022Natural gas — Determination of water by the Karl Fischer method — Part 3: Coulometric procedureStandarts spēkā
12622ISO 6327:1981Gas analysis — Determination of the water dew point of natural gas — Cooled surface condensation hygrometersStandarts spēkā
79123ISO 20765-5:2022Natural gas — Calculation of thermodynamic properties — Part 5: Calculation of viscosity, Joule-Thomson coefficient, and isentropic exponentStandarts spēkā
50143ISO/TR 11150:2007Natural gas - Hydrocarbon dew point and hydrocarbon contentStandarts spēkā
83834ISO 11626:2024Natural gas — Determination of sulfur compounds — Determination of hydrogen sulfide content by UV absorption methodStandarts spēkā
58030ISO 16960:2014Natural gas — Determination of sulfur compounds — Determination of total sulfur by oxidative microcoulometry methodStandarts spēkā
81456ISO 2612:2023Analysis of natural gas — Biomethane — Determination of ammonia content by tuneable diode laser absorption spectroscopyStandarts spēkā
74906ISO 23219:2022Natural gas — Format for data from gas chromatograph analysers for natural gas — XML file formatStandarts spēkā
44108ISO 6974-2:2012Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 2: Uncertainty calculationsStandarts spēkā
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