• UNI EN 14412 : 2005

    Current The latest, up-to-date edition.

    INDOOR AIR QUALITY - DIFFUSIVE SAMPLERS FOR THE DETERMINATION OF CONCENTRATIONS OF GASES AND VAPOURS - GUIDE FOR SELECTION, USE AND MAINTENANCE

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    Published date:  31-12-2004

    Publisher:  Ente Nazionale Italiano di Unificazione (UNI)

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    Table of Contents - (Show below) - (Hide below)

    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

    Abstract - (Show below) - (Hide below)

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

    General Product Information - (Show below) - (Hide below)

    Committee CT 4
    Document Type Standard
    Publisher Ente Nazionale Italiano di Unificazione (UNI)
    Status Current
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