DIN Standards Committee Optics and Precision Mechanics
DIN EN 13274-4
Respiratory protective devices - Methods of test - Part 4: Flame test; German and English version prEN 13274-4:2019
Atemschutzgeräte - Prüfverfahren - Teil 4: Flammenprüfungen; Deutsche und Englische Fassung prEN 13274-4:2019
Responsible national committee
NA 027-02-04 AA - Occupational respiratory protective devices
Responsible european committee
CEN/TC 79/WG 9 - Test methods and interpretation of CEN/TC 79 standards