Registration number (WIID)Project No.TitleStatus
24466ISO 12213-3:1997Natural gas — Calculation of compression factor — Part 3: Calculation using physical propertiesAtcelts
25106ISO/CD 6326-1Natural gas — Determination of sulfur compounds — Part 1: General introductionIzstrādē
25107ISO/WD 6326-3Natural gas — Determination of sulfur compounds — Part 3: Determination of hydrogen sulfide, mercaptan sulfur and carbonyl sulfide sulfur by potentiometryIzstrādē
25108ISO/WD 6326-5Natural gas — Determination of sulfur compounds — Part 5: Lingener combustion methodIzstrādē
25109ISO/CD 6570-2Natural gas — Determination of potential hydrocarbon liquid content — Part 2: Weighing methodIzstrādē
25110ISO/CD 6570-3Natural gas — Determination of potential hydrocarbon liquid content — Part 3: Volumetric methodIzstrādē
25853ISO 6974-2:2001Natural gas — Determination of composition with defined uncertainty by gas chromatography — Part 2: Measuring-system characteristics and statistics for processing of dataAtcelts
25854ISO 6974-3:2000Natural gas — Determination of composition with defined uncertainty by gas chromatography — Part 3: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to C8 using two packed columnsAtcelts
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
25856ISO 6974-5:2000Natural gas — Determination of composition with defined uncertainty by gas chromatography — Part 5: Determination of nitrogen, carbon dioxide and C1 to C5 and C6+ hydrocarbons for a laboratory and on-line process application using three columnsAtcelts
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