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Measurement of radioactivity in the environment. Air- radon-222. Spot measurement method of the potential alpha energy concentration of its short-lived decay products. Original standard BS EN ISO 11665-3-2020 in PDF full version. Additional info + preview on request

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Measurement of radioactivity in the environment. Air- radon-222. Continuous measurement methods of the activity concentration. Original standard BS EN ISO 11665-5-2020 in PDF full version. Additional info + preview on request

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Measurement of radioactivity in the environment. Air- radon-222. Spot measurement methods of the activity concentration. Original standard BS EN ISO 11665-6-2020 in PDF full version. Additional info + preview on request

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Measurement of radioactivity in the environment. Air- radon-222. Accumulation method for estimating surface exhalation rate. Original standard BS EN ISO 11665-7-2015 in PDF full version. Additional info + preview on request

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Plastics. Methods for determining the density of non-cellular plastics - Immersion method, liquid pycnometer method and titration method. Original standard BS EN ISO 1183-1-2019 in PDF full version. Additional info + preview on request

Document status: Replaced by STB BS EN ISO 1183-1-2025

Plastics. Methods for determining the density of non-cellular plastics - Immersion method, liquid pycnometer method and titration method. Original standard BS EN ISO 1183-1-2025 in PDF full version. Additional info + preview on request

Document status: Active