NS EN 13274-8 : 1ED 2003

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Pre-requisites
5 General test requirements
6 Sample preparation
7 Test methods
  7.1 Principle
  7.2 Apparatus
  7.3 Test conditions
  7.4 Procedures
      7.4.1 General
      7.4.2 Procedure A - Continuous flow
      7.4.3 Procedure B - Sinusoidal flow (ambient exhaled
            air)
      7.4.4 Procedure C - Sinusoidal flow (conditioned exhaled
            air)
Annex A (informative) Test results - Uncertainty of measurement
Annex ZA (informative) Clauses of this European Standard
          addressing essential requirements or other provisions
          of EU Directives

States the procedure for determination of dolomite dust clogging for respiratory protective devices.