Test method to measure the efficiency of air filtration media against spherical nanomaterials - Part 1: Size range from 20 nm to 500 nm (ISO 21083-1:2018); German version EN ISO 21083-1:2018
Edition 2019-09

High-efficiency filters and filter media for removing particles in air - Part 2: Aerosol production, measuring equipment and particle-counting statistics (ISO 29463-2:2011); German version EN ISO 29463-2:2018
Edition 2019-05

Particle size analysis; sedimentation analysis; principles
Edition 1989-02

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

Road vehicles - Air filters for motor passenger compartments - Part 1: Test for particulate filtration
Edition 2006-04

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

Particle size analysis - Dynamic light scattering (DLS) (ISO 22412:2017)
Edition 2018-09

Water conditioning equipment inside buildings - Membrane separation devices - Requirements for performance, safety and testing; German version EN 14652:2005+A1:2007
Edition 2007-09

Plastics - Determination of average molecular weight and molecular weight distribution of polymers using size-exclusion chromatography - Part 5: Light-scattering method (ISO 16014-5:2019); German version EN ISO 16014-5:2019
Edition 2019-09

Ambient air - Determination of the particle number concentration of atmospheric aerosol; German version EN 16976:2024
Edition 2024-09