Registration number (WIID)Project No.TitleStatus
32962EN ISO 19739:2005/AC:2009Natural gas - Determination of sulfur compounds using gas chromatography (ISO 19739:2004/Cor 1:2009)Standarts spēkā
32828EN ISO 6145-1:2019Gas analysis - Preparation of calibration gas mixtures using dynamic methods - Part 1: General aspects (ISO 6145-1:2019)Izstrādē
32827EN ISO 6141:2015Gas analysis - Contents of certificates for calibration gas mixtures (ISO 6141:2015)Izstrādē
32769prCEN/TR 1404 revDetermination of emissions from appliances burning gaseous fuels during type-testingIzstrādē
32589EN 437:2003+A1:2009Test gases - Test pressures - Appliance categoriesAtcelts
32589LVS EN 437+A1:2009 ATest gases - Test pressures - Appliance categoriesAtcelts
32317EN ISO 12213-3:2009Natural gas - Calculation of compression factor - Part 3: Calculation using physical properties (ISO 12213-3:2006)Izstrādē
32316EN ISO 12213-2:2009Natural gas - Calculation of compression factor - Part 2: Calculation using molar-composition analysis (ISO 12213-2:2006)Izstrādē
32315EN ISO 12213-1:2009Natural gas - Calculation of compression factor - Part 1: Introduction and guidelines (ISO 12213-1:2006)Izstrādē
30141EN ISO 15796:2008Gas analysis - Investigation and treatment of analytical bias (ISO 15796:2005)Izstrādē
Displaying 71-80 of 124 results.