CEN/TC 238
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 64361 | EN ISO 6145-7:2018 | Gas analysis - Preparation of calibration gas mixtures using dynamic methods - Part 7: Thermal mass-flow controllers (ISO 6145-7:2018) | Standarts spēkā |
| 81853 | EN ISO 6145-7:2018/prA1 | Gas analysis — Preparation of calibration gas mixtures using dynamic methods — Part 7: Thermal mass-flow controllers — Amendment 1 | Izstrādē |
| 30138 | EN ISO 6145-8:2008 | Gas analysis - Preparation of calibration gas mixtures using dynamic volumetric methods - Part 8: Diffusion method (ISO 6145-8:2005) | Izstrādē |
| 35011 | EN ISO 6145-9:2010 | Gas analysis - Preparation of calibration gas mixtures using dynamic volumetric methods - Part 9: Saturation method (ISO 6145-9:2009) | Izstrādē |
| 18756 | EN ISO 6326-3:1997 | Natural gas - Determination of sulfur compounds - Part 3: Determination of hydrogen sulfide, mercaptan sulfur and carbonyl sulfide sulfur by potentiometry (ISO 6326-3:1989) | Atcelts |
| 18757 | EN ISO 6326-5:1997 | Natural gas - Determination of sulfur compounds - Part 5: Lingener combustion method (ISO 6326-5:1989) | Atcelts |
| 28646 | EN ISO 6327:2008 | Gas analysis - Determination of the water dew point of natural gas - Cooled surface condensation hygrometers (ISO 6327:1981) | Izstrādē |
| 18760 | EN ISO 6570:2004 | Natural gas - Determination of potential hydrocarbon liquid content - Gravimetric methods (ISO 6570:2001) | 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 |
| 39418 | EN ISO 6974-1:2012/AC:2012 | Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 1: General guidelines and calculation of composition - Technical Corrigendum 1 (ISO 6974-1:2012/Cor 1:2012) | Izstrādē |
Displaying 61-70 of 124 results.