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NBN EN 149+A1:2009
Respiratory protective devices - Filtering half masks to protect against particles - Requirements, testing, marking
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Summary
This European Standard specifies minimum requirements for filtering half masks as respiratory protective devices to protect against particles except for escape purposes.
Laboratory and practical performance tests are included for the assessment of compliance with the requirements.
Laboratory and practical performance tests are included for the assessment of compliance with the requirements.
Technical characteristics
| Publisher | Bureau de Normalisation Belge (NBN) |
| Publication Date | 07/17/2009 |
| Cancellation Date | 11/30/2009 |
| Page Count | 37 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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