Registration number (WIID)Project No.TitleStatus
74906ISO 23219:2022Natural gas — Format for data from gas chromatograph analysers for natural gas — XML file formatStandarts spēkā
73969ISO/PWI 22813Liquefied Natural Gas, Determination of composition and associated uncertainty by sensor technologyIzstrādē
72023ISO/PWI 21875Developments in calorific value determinationIzstrādē
72022ISO/PWI 10715Natural gas — Sampling guidelinesIzstrādē
68924ISO 20729:2017Natural gas — Determination of sulfur compounds — Determination of total sulfur content by ultraviolet fluorescence methodStandarts spēkā
68638ISO 10101-3:2022Natural gas — Determination of water by the Karl Fischer method — Part 3: Coulometric procedureStandarts spēkā
68637ISO 10101-2:2022Natural gas — Determination of water by the Karl Fischer method — Part 2: Volumetric procedureStandarts spēkā
68636ISO 10101-1:2022Natural gas — Determination of water by the Karl Fischer method — Part 1: General requirementsStandarts spēkā
68635ISO/PWI 6974-6Natural gas — Determination of composition with defined uncertainty by gas chromatography — Part 6: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C1 to C8 hydrocarbons using three capillary columnsIzstrādē
68634ISO/PWI 6974-5Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 5: Isothermal method for nitrogen, carbon dioxide, C1 to C5 hydrocarbons and C6+ hydrocarbonsIzstrādē
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