This European Standard refers to respiratory protective devices. It contains definitions for commonly used terms of this area. The object of this European Standard ist to achieve a uniform interpretation of these terms in order to prevent ambiguous use of them. The European Standard 135 contains a survey of these terms in the 3 official languages English, French and German. In the annex A the natural composition of air and the requirements for the purity of breathable air are given.
Registration number (WIID)
1974
Scope
This European Standard refers to respiratory protective devices. It contains definitions for commonly used terms of this area. The object of this European Standard ist to achieve a uniform interpretation of these terms in order to prevent ambiguous use of them. The European Standard 135 contains a survey of these terms in the 3 official languages English, French and German. In the annex A the natural composition of air and the requirements for the purity of breathable air are given.
