CEN/TC 79/SC 4 - Filters and absorption devices

TC - Modification of key to Figure 3

This European Standard specifies particle filters for use as components in unassisted respiratory protective devices with the exception of escape apparatus and filtering facepieces.  Laboratory tests are included for the assessment of compliance with the requirements.  Some filters complying with this European Standard may also be suitable for use with other types of respiratory protective devices and, if so, shall be tested and marked according to the appropriate European Standard.

This European Standard specifies gas filters and combined filters for use as components in unassisted respiratory protective devices. AX filters against low boiling organic compounds, SX filters against specific named compounds and CO filters are excluded.  Laboratory tests are   included for the assessment of compliance with the requirements.  Some filters complying with this standard may also be suitable for use with other types of respiratory protective devices and if so shall be tested and marked according to the appropriate European Standard.

This European Standard refers to particle filters for use as components in unassisted respiratory protective devices, except escape apparatus and filtering facepieces.   Laboratory tests are included for the assessment of compliance with the requirements.   Some filters complying with this standard may also be suitable for use with order types of respiratory protective devices and if so shall be tested and marked according to the appropriate European Standard.

This European Standard refers to gas filters and combined filters for use as components in unassisted respiratory protective devices with the exception of escape apparatus and filtering facepieces.  Laboratory and practical performance tests are included for the assessment of compliance with the requirements.  Some filters complying with this standard may also be suitable for use with other types of respiratory protective devices and if so shall be tested and marked according to the appropriate European Standard.