Registration number (WIID)Project No.TitleStatus
55839ISO 6974-1:2012Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 1: General guidelines and calculation of compositionStandarts spēkā
81458ISO 2614:2023Analysis of natural gas — Biomethane — Determination of terpenes' content by micro gas chromatographyStandarts spēkā
68638ISO 10101-3:2022Natural gas — Determination of water by the Karl Fischer method — Part 3: Coulometric procedureStandarts spēkā
81455ISO 2611-1:2024Analysis of natural gas — Halogen content of biomethane — Part 1: HCl and HF content by ion chromatographyStandarts spēkā
63090ISO 6974-1:2012/Cor 1:2012Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 1: General guidelines and calculation of composition — Technical Corrigendum 1Standarts spēkā
83834ISO 11626:2024Natural gas — Determination of sulfur compounds — Determination of hydrogen sulfide content by UV absorption methodStandarts spēkā
85080ISO/TR 17910:2024Natural gas — Coal-based synthetic natural gas quality designation and the applicability of ISO/TC 193 standardsStandarts spēkā
25855ISO 6974-4:2000Natural 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 columnsStandarts spēkā
74906ISO 23219:2022Natural gas — Format for data from gas chromatograph analysers for natural gas — XML file formatStandarts spēkā
55842ISO 6976:2016Natural gas — Calculation of calorific values, density, relative density and Wobbe indices from compositionStandarts spēkā
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