NS EN 14907 : 1ED 2006

Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions and abbreviations
  3.1 Terms and definitions
  3.2 Abbreviations
4 Principle
  4.1 Description of the standard measuring principle
  4.2 Description of QA/QC procedures
5 Equipment and facilities
  5.1 Sampling system components
  5.2 Weighing facilities
6 Sampling and weighing procedure
  6.1 General
  6.2 Weighing room procedures
  6.3 Unloaded filter weighing
  6.4 Sampling period
  6.5 Sample storage and transport procedures
  6.6 Loaded filter weighing
7 Additional quality assurance and quality control
  7.1 General
  7.2 Maintenance of the sampling system
  7.3 Calibration
  7.4 Field blanks
8 Expression of results
9 Performance characteristics of the method
  9.1 General
  9.2 GUM concept
  9.3 Individual uncertainty sources
  9.4 Expanded uncertainty vs. EU Data Quality Objectives
Annex A (informative) Equivalence test procedure for
        non-standard measurement methods
      A.1 General
      A.2 Formal procedures
      A.3 Overview of test procedure
Annex B (normative) Data-quality objectives
        (source: Annex VIII of [2])
Annex ZA (informative) Relationship with EU Directives
Bibliography

Specifies a standard method for determining the PM[2,5] mass concentration of suspended particulate matter in ambient air by sampling the particulate matter on filters and weighing them by means of a balance.