DIN EN ISO 29463-2:2018-02

The series ISO 29463 contains requirements, fundamental principles of testing and the marking for high-efficiency particulate air filters with efficiencies from 95 % to 99,999 995 % that can be used for classifying filters in general or for specific use by agreement between users and suppliers. DIN EN ISO 29463-2 specifies the aerosol production and measuring equipment used for testing high-efficiency filters and filter media in accordance with DIN EN ISO 29463-3, DIN EN ISO 29463-4 and DIN EN ISO 29463-5, as well as the statistical basis for particle counting with a small number of counted events. It is intended to be used in conjunction with DIN EN 1822-1 rev, DIN EN ISO 29463-3, DIN EN ISO 29463-4 and DIN EN ISO 29463-5.