1. Measurement of radioactivity in the environment. Air: radon-222. Integrated measurement method for determining average activity concentration using passive sampling and delayed analysis Part 4, (30th March 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (40 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Tracked Changes. Measurement of radioactivity in the environment. Air: radon-222. Integrated measurement method for determining average activity concentration using passive sampling and delayed analysis Part 4, (14th June 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (88 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. Measurement of radioactivity in the environment. Air: radon-222. Origins of radon and its short-lived decay products and associated measurement methods Part 1, (5th November 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (50 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
4. Measurement of radioactivity in the environment. Air: radon-222. Integrated measurement method for determining average potential alpha energy concentration of its short-lived decay products Part 2, (6th November 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (22 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
5. Measurement of radioactivity in the environment. Air: radon-222. Integrated measurement method for determining average activity concentration using passive sampling and delayed analysis Part 4, (13th January 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (40 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
6. Measurement of radioactivity in the environment. Soil. Plutonium 238 and plutonium 239 + 240. Test method using alpha spectrometry Part 4, (3rd January 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (32 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
7. Measurement of radioactivity in the environment. Air: radon-222. Test method for soil gas with sampling at depth Part 11, (12th November 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (34 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
8. Measurement of radioactivity in the environment. Soil. Gross alpha and gross beta activities. Test method using gas-flow proportional counting Part 6, (4th January 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (22 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
9. Measurement of radioactivity in the environment. Air: radon-222. Spot measurement methods of the activity concentration Part 6, (14th February 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (22 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
10. Measurement of radioactivity in the environment. Air: radon-222. Spot measurement method of the potential alpha energy concentration of its short-lived decay products Part 3, (12th February 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (28 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗