Reģistrācijas numurs (WIID)Projekta Nr.NosaukumsStatuss
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
88358ISO 24894:2026Analysis of natural gas — Determination of sulfur compounds — Determination of hydrogen sulfide by laser absorption spectroscopyStandarts spēkā
81456ISO 2612:2023Analyse du gaz naturel — Biométhane — Détermination de la teneur en ammoniac par spectroscopie d'absorption laser à diode accordableStandarts spēkā
55712ISO 10723:2012Natural gas — Performance evaluation for analytical systemsStandarts 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
38600ISO 6978-1:2003Natural gas — Determination of mercury — Part 1: Sampling of mercury by chemisorption on iodineStandarts spēkā
42899ISO 12213-1:2006Gaz naturel — Calcul du facteur de compression — Partie 1: Introduction et lignes directricesStandarts spēkā
44411ISO 12213-2:2006Natural gas — Calculation of compression factor — Part 2: Calculation using molar-composition analysisStandarts spēkā
44108ISO 6974-2:2012Gaz naturel — Détermination de la composition et de l'incertitude associée par chromatographie en phase gazeuse — Partie 2: Calculs d'incertitudeStandarts spēkā
Attēlo no 1. līdz 10. no pavisam 131 ieraksta(-iem).