Water conditioning equipment inside buildings - Mechanical filters - Part 2: Particle rating 1 µm to less than 80 µm - Requirements for performance, safety and testing; German version EN 13443-2:2005+A1:2007
Edition 2007-10

Surface acoustic wave (SAW) filters of assessed quality - Part 2: Guidelines for the use (IEC 60862-2:2012); German version EN 60862-2:2012
Edition 2013-01

Respiratory protective devices - list of equivalent terms; German version EN 135:1998
Edition 1999-02

Water quality - Requirements for the performance testing of membrane filters used for direct enumeration of microorganisms by culture methods (ISO 7704:2023); German version EN ISO 7704:2023
Edition 2023-12

Test methods for assessing the performance of gas-phase air cleaning media and devices for general ventilation - Part 2: Gas-phase air cleaning devices (GPACD) (ISO 10121-2:2013); German version EN ISO 10121-2:2013
Edition 2013-08

Cylindrical gears - ISO system of flank tolerance classification - Part 1: Definitions and allowable values of deviations relevant to flanks of gear teeth (ISO 1328-1:2013)
Edition 2018-03

Test method for assessing the performance of gas-phase air cleaning media and devices for general ventilation - Part 1: Gas-phase air cleaning media (ISO 10121-1:2014); German version EN ISO 10121-1:2014
Edition 2015-10

Water quality - Examination and determination of colour (ISO 7887:2011); German version EN ISO 7887:2011
Edition 2012-04

Geometrical product specifications (GPS) - General concepts - Part 2: Basic tenets, specifications, operators, uncertainties and ambiguities (ISO 17450-2:2012); German version EN ISO 17450-2:2012
Edition 2013-04

High-efficiency filters and filter media for removing particles in air - Part 5: Test method for filter elements (ISO 29463-5:2022); German version EN ISO 29463-5:2022
Edition 2022-10