Natural gas - Determination of potential hydrocarbon liquid content - Gravimetric methods (ISO 6570:2001); German version EN ISO 6570:2004
Edition 2004-12

Gas-fired central heating boilers - Type B boilers of nominal heat input exceeding 300 kW, but not exceeding 1000 kW; German version EN 13836:2006
Edition 2007-06

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); German version EN ISO 6974-4:2001
Edition 2002-06

Natural gas - Calculation of compression factor - Part 2: Calculation using molar-composition analysis (ISO 12213-2:2006); German version EN ISO 12213-2:2009
Edition 2010-01

Natural gas - Calculation of compression factor - Part 3: Calculation using physical properties (ISO 12213-3:2006); German version EN ISO 12213-3:2009
Edition 2010-01

Natural gas - Correlation between water content and water dew point (ISO 18453:2004); German version EN ISO 18453:2005
Edition 2006-01

Specifications for dedicated liquefied petroleum gas appliances - Flueless non-domestic space heaters not exceeding 10 kW; German version EN 461:1999 + A1:2004
Edition 2004-11

Gas infrastructure - Injection stations - Part 1: General requirements; German and English version prEN 17928-1:2023
Edition 2023-06

Gas-fired hot water boilers - Type B boilers of nominal heat input exceeding 70 kW but not exceeding 300 kW; German version EN 656:1999
Edition 2000-01

Analysis of natural gas - Biomethane determination of halogenated compounds - Part 1: HCl and HF content by ion chromatography (ISO/DIS 2611-1:2023); German and English version prEN ISO 2611-1:2023
Edition 2023-11