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
19495ISO 11541:1997Natural gas — Determination of water content at high pressureStandarts 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
40263ISO 20765-1:2005Natural gas — Calculation of thermodynamic properties — Part 1: Gas phase properties for transmission and distribution applicationsStandarts spēkā
81457ISO 2613-1:2023Analysis of natural gas — Silicon content of biomethane — Part 1: Determination of total silicon by atomic emission spectroscopy (AES)Standarts spēkā
55712ISO 10723:2012Natural gas — Performance evaluation for analytical systemsStandarts spēkā
54014ISO 19739:2004/Cor 1:2009Natural gas — Determination of sulfur compounds using gas chromatography — Technical Corrigendum 1Standarts spēkā
44137ISO 6978-2:2003/Cor 2:2006Natural gas — Determination of mercury — Part 2: Sampling of mercury by amalgamation on gold/platinum alloy — Technical Corrigendum 2Standarts spēkā
55842ISO 6976:2016Natural gas — Calculation of calorific values, density, relative density and Wobbe indices from compositionStandarts spēkā
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