CEN/TC 238
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 23969 | EN ISO 6976:2005 | Natural gas - Calculation of calorific values, density, relative density and Wobbe index from composition (ISO 6976:1995 including Corrigendum 1:1997, Corrigendum 2:1997 and Corrigendum 3:1999) | Atcelts |
| 23968 | EN ISO 6975:2005 | Natural gas - Extended analysis - Gas-chromatographic method (ISO 6975:1997) | Standarts spēkā |
| 18778 | EN ISO 11541:2002 | Natural gas - Determination of water content at high pressure (ISO 11541:1997) | Izstrādē |
| 18777 | EN ISO 6974-6:2005 | 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 (ISO 6974-6:2002) | Izstrādē |
| 18775 | EN ISO 6974-4:2001 | 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 (ISO 6974-4:2000) | Izstrādē |
| 18774 | EN ISO 6974-3:2001 | Natural 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 columns (ISO 6974-3:2000) | Atcelts |
| 18770 | EN ISO 10715:2000 | Natural gas - Sampling guidelines (ISO 10715:1997) | Atcelts |
| 18769 | EN ISO 14111:1999 | Natural gas - Guidelines to traceability in analysis (ISO 14111:1997) | Izstrādē |
| 18768 | EN ISO 10101-3:1998 | Natural gas - Determination of water by the Karl Fischer method - Part 3: Coulometric procedure (ISO 10101-3:1993) | Atcelts |
| 18767 | EN ISO 10101-2:1998 | Natural gas - Determination of water by the Karl Fischer method - Part 2: Titration procedure (ISO 10101-2:1993) | Atcelts |
Displaying 101-110 of 126 results.