CEN/TC 238
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 34596 | EN ISO 10723:2012 | Natural gas - Performance evaluation for analytical systems (ISO 10723:2012) | Izstrādē |
| 34630 | EN ISO 6974-1:2012 | Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 1: General guidelines and calculation of composition (ISO 6974-1:2012) | Izstrādē |
| 30140 | EN ISO 6145-11:2008 | Gas analysis - Preparation of calibration gas mixtures using dynamic volumetric methods - Part 11: Electrochemical generation (ISO 6145-11:2005) | Izstrādē |
| 30141 | EN ISO 15796:2008 | Gas analysis - Investigation and treatment of analytical bias (ISO 15796:2005) | Izstrādē |
| 35009 | EN ISO 6145-5:2010 | Gas analysis - Preparation of calibration gas mixtures using dynamic volumetric methods - Part 5: Capillary calibration devices (ISO 6145-5:2009) | Izstrādē |
| 60267 | EN ISO 6976:2016 | Natural gas - Calculation of calorific values, density, relative density and Wobbe indices from composition (ISO 6976:2016) | Izstrādē |
| 40209 | FprEN ISO 15971 | Natural gas - Measurement of properties - Calorific value and Wobbe index (ISO 15971:2008) | Izstrādē |
| 71060 | EN ISO 10101-2:2022 | Natural gas - Determination of water by the Karl Fischer method - Part 2: Volumetric procedure (ISO 10101-2:2022) | 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 |
| 71725 | prEN ISO 13734 rev | Natural gas - Organic components used as odorants - Requirements and test methods | Izstrādē |
Displaying 81-90 of 124 results.