Fine ceramics (advanced ceramics, advanced technical ceramics) - Test method for air-purification performance of semiconducting photocatalytic materials - Part 1: Removal of nitric oxide (ISO 22197-1:2016)
Edition 2018-12

Fertilizers - Determination of complexed micro-nutrient ions in fertilizers - Identification of lignosulfonates; German version EN 16109:2011
Edition 2012-01

Private Telecommunication Network (PTN) - Signalling protocol at the S-reference point - Circuit mode basic services; English version ETS 300192/A1:1996
Edition 1996-08

Integrated Services Digital Network (ISDN); Subaddressing (SUB) supplementary service; functional capabilities and information flows; english version ETS 300060:1991
Edition 1992-09

German standard methods for the examination of water, waste water and sludge - General information (group A) - Part 30: Pretreatment, homogenization and aliquotation of non-homogeneous water samples (A 30)
Edition 1998-07

Digital Video Broadcasting (DVB) - Interaction channel through Public Switched Telecommunications Network (PSTN)/Integrated Services Digital Network (ISDN); English version ETS 300801:1997
Edition 1998-06

Determination of the ultimate biodegradation of plastics materials in an aqueous system under anoxic (denitrifying) conditions - Method by measurement of pressure increase; German version EN 17417:2020
Edition 2021-01

Food hygiene - Production and dispense of hot beverages from hot beverage appliances - Hygiene requirements, migration test; German version EN 16889:2016
Edition 2016-10

Biotechnology - Large-scale process and production - General requirements for management and organization for strain conservation procedures; German version EN 1619:1996
Edition 1996-09

Biotechnology - Large-scale process and production - Guidance for good practice, procedures, training and control for personnel; German version EN 12307:1997
Edition 1998-02