I.S. EN 14412:2004

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviations
5 Operating principles
   5.1 Principle of diffusive sampling
   5.2 Dimensions of diffusive uptake rate
   5.3 Bias due to the selection of a non-ideal sorbent
   5.4 Environmental factors affecting sampler performance
6 Measurement objectives
   6.1 General
   6.2 Identification of causes of complaints about poor
        indoor air quality
   6.3 Determination of reference values for indoor air
        quality
   6.4 Compliance with limit or guideline values for indoor
        air
   6.5 Identification of indoor pollutant sources
   6.6 Testing of effectiveness of remedial action
   6.7 Analysis of trends in indoor air quality
   6.8 Assessment of concentrations in indoor air at
        abnormal or "worst-case" conditions
   6.9 Personal monitoring
   6.10 Validation of indoor pollution models
   6.11 Measurement of mean ventilation rates
   6.12 Aim of quality control with parallel measurements
        involving different methods
7 Measurements
   7.1 General
   7.2 Elements of sampling strategy
   7.3 Measurement strategy with respect to defined
        measurement objectives
8 Selection of a sampling method
   8.1 Sources of information on the maintenance of
        diffusive samplers
   8.2 Selection of a sampler
9 Requirements for training
10 Quality assurance and quality control
Annex A (informative) Types of diffusive samplers
Annex B (informative) Limit values/Guideline values
Annex C (informative) Calculation of diffusion coefficients
        and uptake rates
      C.1 Calculation of diffusion coefficients
      C.2 Simple method to calculate uptake rates
      C.3 Literature on values of diffusive coefficients
Annex D (informative) Characteristics of some diffusive
        samplers
Bibliography

Covers guidelines for the selection, use and maintenance of diffusive samplers used to analyse gaseous pollutants in indoor air including measurement strategy and planning.