Water quality - Guidance on field and laboratory procedures for quantitative analysis and identification of macroinvertebrates from inland surface waters; German version EN 17136:2019
Edition 2019-12

Soil quality - Determination of abundance and activity of soil microflora using respiration curves (ISO 17155:2012); German version EN ISO 17155:2020
Edition 2021-02

Determination of flash point - Pensky-Martens closed cup method (ISO 2719:2016 + Amd 1:2021); German version EN ISO 2719:2016 + A1:2021
Edition 2021-06

German standard methods for the examination of water, waste water and sludge; sludge and sediments (group S); determination of the chemical oxygen demand (COD) (S 9)
Edition 1986-09

Animal feeding stuffs: Methods of sampling and analysis - Detection and enumeration of Bacillus spp. used as feed additive; German version EN 15784:2021
Edition 2022-02

Animal feeding stuffs: Methods of sampling and analysis - Detection and enumeration of Pediococcus spp. used as feed additive; German version EN 15786:2021
Edition 2022-02

Animal feeding stuffs: Methods of sampling and analysis - Detection and enumeration of Saccharomyces cerevisiae used as feed additive; German version EN 15789:2021
Edition 2022-02

Animal feeding stuffs: Methods of sampling and analysis - Detection and enumeration of Enterococcus (E. faecium) spp. used as feed additive; German version EN 15788:2021
Edition 2022-02

Animal feeding stuffs: Methods of sampling and analysis - Detection and enumeration of Lactobacillus spp. used as feed additive; German version EN 15787:2021
Edition 2022-02

Crude petroleum and fuel oils - Determination of sediment - Extraction method (ISO 3735-1999); German version EN ISO 3735:1999
Edition 1999-12