Registration number (WIID)Project No.TitleStatus
67136ISO/NP 10715Natural gas — SamplingIzstrādē
25108ISO/WD 6326-5Natural gas — Determination of sulfur compounds — Part 5: Lingener combustion methodIzstrādē
44112ISO/NP 6976Natural gas — Calculation of calorific value, density, relative density and Wobbe index from compositionIzstrādē
68631ISO/PWI 20765-3Natural gas-Calculation of thermodynamic properties-Part — Part 3: Two-phase properties (vapour-liquid equilibria)Izstrādē
72022ISO/PWI 10715Natural gas — Sampling guidelinesIzstrādē
85080ISO/TR 17910Natural gas — Coal-based synthetic natural gas quality designation and the applicability of ISO/TC 193 standardsIzstrādē
68633ISO/PWI 6974-4Natural 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 columnsIzstrādē
56433ISO/NP 6974-6Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 6: Determination of helium, oxygen, nitrogen, carbon dioxide and C1 to C10 hydrocarbons using capaillary columnsIzstrādē
42003ISO/NP 24074Natural gas — Automated online gas chromatographic method for hydrocarbon dew-point calculationIzstrādē
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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