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  • BS ISO 11665-7 : 2012

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    MEASUREMENT OF RADIOACTIVITY IN THE ENVIRONMENT - AIR: RADON-222 - PART 7: ACCUMULATION METHOD FOR ESTIMATING SURFACE EXHALATION RATE

    Available format(s):  Hardcopy, PDF

    Superseded date:  31-10-2015

    Language(s):  English

    Published date:  01-01-2012

    Publisher:  British Standards Institution

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

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms, definitions and symbols
    4 Principle of the measurement method for estimating
       surface exhalation rate
    5 Equipment
    6 Accumulation of radon in a container
    7 Sampling
    8 Detection method
    9 Measurement
    10 Expression of results
    11 Test report
    Annex A (informative) - Example of a sample results sheet
    Annex B (informative) - Estimation of radon surface exhalation
            rate using a continuous measurement method
    Annex C (informative) - Estimation of radon surface exhalation
            rate using a spot measurement method
    Bibliography

    Abstract - (Show below) - (Hide below)

    Provides guidelines for estimating the radon-222 surface exhalation rate over a short period (a few hours), at a given place, at the interface of the medium (soil, rock, laid building material, walls, etc.) and the atmosphere.

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    Committee NCE/2
    Development Note Supersedes 10/30186202 DC. (07/2012) Renumbered and superseded by BS EN ISO 11665-7. (10/2015)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By
    Supersedes

    Standards Referenced By This Book - (Show below) - (Hide below)

    BS 8576:2013 Guidance on investigations for ground gas. Permanent gases and Volatile Organic Compounds (VOCs)

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO/IEC 17025:2005 General requirements for the competence of testing and calibration laboratories
    ISO 11665-1:2012 Measurement of radioactivity in the environment Air: radon-222 Part 1: Origins of radon and its short-lived decay products and associated measurement methods
    ISO 11665-5:2012 Measurement of radioactivity in the environment Air: radon-222 Part 5: Continuous measurement method of the activity concentration
    IEC 61577-1:2006 Radiation protection instrumentation - Radon and radon decay product measuring instruments - Part 1: General principles
    ISO 11929:2010 Determination of the characteristic limits (decision threshold, detection limit and limits of the confidence interval) for measurements of ionizing radiation Fundamentals and application
    ISO 18589-2:2015 Measurement of radioactivity in the environment — Soil — Part 2: Guidance for the selection of the sampling strategy, sampling and pre-treatment of samples
    ISO 11665-6:2012 Measurement of radioactivity in the environment Air: radon-222 Part 6: Spot measurement method of the activity concentration
    ISO/IEC Guide 98-3:2008 Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995)
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