Gel permeation chromatography (GPC) - Part 2: N,N-Dimenthylacetamide (DMAC) as eluent (ISO 13885-2:2020); German version EN ISO 13885-2:2021
Edition 2021-11

Natural gas - Calculation of calorific values, density, relative density and Wobbe indices from composition (ISO 6976:2016); German version EN ISO 6976:2016
Edition 2016-12

Gel permeation chromatography (GPC) - Part 1: Tetrahydrofuran (THF) as eluent (ISO 13885-1:2020); German version EN ISO 13885-1:2021
Edition 2021-11

Natural gas - Standard reference conditions (ISO 13443:1996, including Corrigendum 1:1997); German version EN ISO 13443:2005
Edition 2007-09

Gas analysis - Conversion of gas mixture composition data (ISO 14912:2003); German version EN ISO 14912:2006
Edition 2006-11

Gel permeation chromatography (GPC) - Part 3: Water as eluent (ISO 13885-3:2020); German version EN ISO 13885-3:2021
Edition 2021-11

Gas analysis - Conversion of gas mixture composition data (ISO/DIS 14912:2023); German and English version prEN ISO 14912:2023
Edition 2023-09

Natural gas - Calculation of thermodynamic properties - Part 1: Gas phase properties for transmission and distribution applications (ISO 20765-1:2005); German version EN ISO 20765-1:2018
Edition 2018-12

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

Quantities and units - Part 9: Physical chemistry and molecular physics (ISO 80000-9:2019); German version EN ISO 80000-9:2019
Edition 2020-02