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NBN EN 140:1998
Respiratory protective devices - Half masks and quarter masks - Requirements, testing, marking
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Summary
This European Standard specifies minimum requirements for half masks and quarter masks for use as part of respiratory protective devices, except escape apparatus and diving apparatus. 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 | 11/30/1998 |
| Cancellation Date | 03/31/1999 |
| Page Count | 39 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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30/11/1998
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