Cigarettes - Determination of carbon monoxide in sidestream smoke - Method using a routine analytical linear smoking machine equipped with a fishtail chimney (ISO 20774:2013)
Edition 2017-03

Air intake filter systems for rotary machinery - Test methods - Part 1: Static filter elements (ISO 29461-1:2021); German version EN ISO 29461-1:2021
Edition 2022-04

Geometrical product specifications (GPS) - Filtration - Part 49: Morphological profile filters: Scale space techniques (ISO 16610-49:2015); German version EN ISO 16610-49:2015
Edition 2015-12

High-efficiency filters and filter media for removing particles in air - Part 3: Testing flat sheet filter media (ISO 29463-3:2011); German version EN ISO 29463-3:2018
Edition 2019-05

Biotechnology - Performance criteria for filter elements and filtration assemblies; German version EN 13091:1999
Edition 2000-02

German standard methods for the examination of water, waste water and sludge; parameters characterizing effects and substances (group H); determination of filterable matter and the residue on ignition (H 2)
Edition 1987-03

Air filters for general ventilation - Part 3: Determination of the gravimetric efficiency and the air flow resistance versus the mass of test dust captured (ISO 16890-3:2016); German version EN ISO 16890-3:2016
Edition 2017-08

Mining - Air quality control systems for operator enclosures - Performance requirements and test methods - Amendement 1 (ISO 23875:2021/Amd 1:2022); German and English version EN ISO 23875:2022/prA1:2023
Edition 2023-07

Wastewater treatment plants - Part 16: Physical (mechanical) filtration; German and English version prEN 12255-16:2019
Edition 2019-06