ISO/TC 193/SC 1

Registration number (WIID)Project No.TitleStatus
79123ISO 20765-5:2022Natural gas — Calculation of thermodynamic properties — Part 5: Calculation of viscosity, Joule-Thomson coefficient, and isentropic exponentStandarts spēkā
81455ISO 2611-1:2024Analysis of natural gas — Halogen content of biomethane — Part 1: HCl and HF content by ion chromatographyStandarts spēkā
38601ISO 6978-2:2003Natural gas — Determination of mercury — Part 2: Sampling of mercury by amalgamation on gold/platinum alloyStandarts spēkā
68637ISO 10101-2:2022Natural gas — Determination of water by the Karl Fischer method — Part 2: Volumetric procedureStandarts spēkā
41056ISO 23874:2006Natural gas — Gas chromatographic requirements for hydrocarbon dewpoint calculationStandarts spēkā
55842ISO 6976:2016Natural gas — Calculation of calorific values, density, relative density and Wobbe indices from compositionStandarts 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
39300ISO 6974-6:2002/Cor 1:2003Natural 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 columns — Technical Corrigendum 1Standarts spēkā
55839ISO 6974-1:2012Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 1: General guidelines and calculation of compositionStandarts spēkā
81456ISO 2612:2023Analysis of natural gas — Biomethane — Determination of ammonia content by tuneable diode laser absorption spectroscopyStandarts spēkā
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