ISO/TC 193/SC 1
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 25855 | ISO 6974-4:2000 | Natural 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 columns | Standarts spēkā |
| 25856 | ISO 6974-5:2000 | Natural 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 columns | Atcelts |
| 57080 | ISO 6974-5:2014 | Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 5: Isothermal method for nitrogen, carbon dioxide, C1 to C5 hydrocarbons and C6+ hydrocarbons | Standarts spēkā |
| 26238 | ISO 6974-6:2002 | Natural gas — Determination of composition with defined uncertainty by gas chromatography — Part 6: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C1 to C8 hydrocarbons using three capillary columns | Standarts spēkā |
| 39300 | ISO 6974-6:2002/Cor 1:2003 | Natural gas — Determination of composition with defined uncertainty by gas chromatography — Part 6: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C1 to C8 hydrocarbons using three capillary columns — Technical Corrigendum 1 | Standarts spēkā |
| 13528 | ISO 6975:1986 | Natural gas — Determination of hydrocarbons from butane (C4) to hexadecane (C16) — Gas chromatographic method | Atcelts |
| 13529 | ISO 6975:1997 | Natural gas — Extended analysis — Gas-chromatographic method | Standarts spēkā |
| 13530 | ISO 6976:1983 | Natural gas — Calculation of calorific value, density and relative density | Atcelts |
| 13531 | ISO 6976:1995 | Natural gas — Calculation of calorific values, density, relative density and Wobbe index from composition | Atcelts |
| 28970 | ISO 6976:1995/Cor 1:1997 | Natural gas — Calculation of calorific values, density, relative density and Wobbe index from composition — Technical Corrigendum 1: (Applies to French version only) | Atcelts |
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