ASTM D6327
Standard Test Method for Determination of Radon Decay Product Concentration and Working Level in Indoor Atmospheres by Active Sampling on a Filter
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About This Item
ASTM D6327 is a standard test method for determining radon decay product concentration and working level in indoor atmospheres by active sampling on a filter. It provides a structured approach for collecting airborne particles and evaluating indoor radon-related exposure indicators. This matters because consistent measurement supports better environmental assessment, building evaluation, and indoor air quality decisions where radon decay products may be a concern.
What is ASTM D6327?
ASTM D6327 is an ASTM standard focused on measuring radon decay product concentration and working level in indoor atmospheres using active sampling on a filter. The method is intended to guide testing in a repeatable way so results can be compared more reliably across locations and sampling events. As a technical document, it helps define a common approach for collecting and assessing airborne radon progeny, which is important for indoor atmospheric measurements and related quality control activities.
Where is ASTM D6327 used?
This standard is commonly used in indoor air testing programs where radon decay products need to be measured in occupied or monitored spaces. It is relevant to environmental assessment workflows, building investigations, and measurement campaigns that rely on active filter sampling equipment. ASTM D6327 may also support laboratory and field procedures where consistent handling of indoor atmosphere samples is needed for comparing working level or decay product concentration results.
Why is ASTM D6327 important?
ASTM D6327 is important because it helps create a consistent basis for measuring a specific indoor air hazard indicator. Using a recognized standard can improve confidence in test results, support compliance-oriented decision making, and reduce variation between sampling efforts. For owners, consultants, and testing teams, the method provides a clearer path for evaluation, documentation, and quality control when radon-related measurements are part of a broader environmental or safety program.
- Active sampling on a filter
- Indoor atmosphere measurement
- Radon decay product concentration
- Working level assessment
- Repeatable test method framework
- Publication Date: 2021-09-16
- Publisher: ASTM
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