Registration number (WIID)Project No.TitleStatus
55712ISO 10723:2012Natural gas — Performance evaluation for analytical systemsStandarts spēkā
81456ISO 2612:2023Analysis of natural gas — Biomethane — Determination of ammonia content by tuneable diode laser absorption spectroscopyStandarts spēkā
55839ISO 6974-1:2012Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 1: General guidelines and calculation of compositionStandarts spēkā
57080ISO 6974-5:2014Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 5: Isothermal method for nitrogen, carbon dioxide, C1 to C5 hydrocarbons and C6+ hydrocarbonsStandarts spēkā
44108ISO 6974-2:2012Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 2: Uncertainty calculationsStandarts spēkā
50143ISO/TR 11150:2007Natural gas - Hydrocarbon dew point and hydrocarbon contentStandarts spēkā
42899ISO 12213-1:2006Natural gas — Calculation of compression factor — Part 1: Introduction and guidelinesStandarts spēkā
33938ISO 19739:2004Natural gas — Determination of sulfur compounds using gas chromatographyStandarts spēkā
67135ISO/TR 29922:2017Natural gas — Supporting information on the calculation of physical properties according to ISO 6976Standarts spēkā
44411ISO 12213-2:2006Natural gas — Calculation of compression factor — Part 2: Calculation using molar-composition analysisStandarts spēkā
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