SN EN 13274-7 : 2008
Current
The latest, up-to-date edition.
RESPIRATORY PROTECTIVE DEVICES - METHODS OF TEST - PART 7: DETERMINATION OF PARTICLE FILTER PENETRATION
01-12-2013
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Pre-requisites
5 General test requirements
6 Sodium chloride test method
6.1 Principle
6.2 Test equipment
6.3 Test conditions
6.4 Procedure
6.5 Calculation of the penetration
7 Paraffin oil test method
7.1 Principle
7.2 Test equipment
7.3 Test conditions at filter
7.4 Procedure
7.5 Calculation of the penetration
Annex A (normative) Test results - Uncertainty of measurements
Annex ZA (informative) Clauses of this European Standard
addressing essential requirements or other
provisions of EU Directives
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