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

Gas analysis - Determination of the water dew point of natural gas - Cooled surface condensation hygrometers (ISO 6327:1981); German version EN ISO 6327:2008
Edition 2008-04

Installation and equipment for liquefied natural gas - Design of onshore installations; German version EN 1473:2021
Edition 2021-12

Natural gas - Determination of mercury - Part 1: Sampling of mercury by chemisorption on iodine (ISO 6978-1:2003); German version EN ISO 6978-1:2005
Edition 2005-09

Natural gas - Extended analysis - Gas-chromatographic method (ISO 6975:1997); German version EN ISO 6975:2005
Edition 2005-09

Natural gas fuelling stations - CNG stations for fuelling vehicles (ISO 16923:2016); German version EN ISO 16923:2018
Edition 2018-07

Gas analysis - Gas chromatographic method for fuel gases/natural gas and other gas mixtures
Edition 2012-09

Natural gas fuelling stations - CNG stations for fuelling vehicles (ISO/DIS 16923:2024); German and English version prEN ISO 16923:2024
Edition 2025-10

Natural gas - Determination of mercury - Part 2: Sampling of mercury by amalgamation on gold/platinum alloy (ISO 6978-2:2003); German version EN ISO 6978-2:2005
Edition 2005-09

Natural gas - Determination of water content at high pressure (ISO 11541:1997); German version EN ISO 11541:2002
Edition 2003-01