ISO/TC 193/SC 1

Registration number (WIID)Project No.TitleStatus
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
68632ISO 6974-3:2018Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 3: Precision and biasStandarts spēkā
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
44108ISO 6974-2:2012Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 2: Uncertainty calculationsStandarts spēkā
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
13527ISO 6974:1984Natural gas — Determination of hydrogen, inert gases and hydrocarbons up to C8 — Gas chromatographic methodAtcelts
63090ISO 6974-1:2012/Cor 1:2012Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 1: General guidelines and calculation of composition — 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
23702ISO 6974-1:2000Natural gas — Determination of composition with defined uncertainty by gas chromatography — Part 1: Guidelines for tailored analysisAtcelts
12975ISO 6570-3:1984Natural gas — Determination of potential hydrocarbon liquid content — Part 3: Volumetric methodAtcelts
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