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1 Scope This part of ISO 13165 specifies the determination of radium-226 ( 226 Ra) activity concentration in non-saline water samples by extraction of its daughter radon-222 ( 222 Rn) and its measure…
1 Scope This part of ISO 13165 specifies the determination of radium-226 ( 226 Ra) activity concentration in all types of water by emanometry. The method specified is suitable for the determination o…
1 Scope This part of ISO 13165 specifies the determination of radium-226 ( 226 Ra) activity concentration in all types of water by coprecipitation followed by gamma-spectrometry (see ISO 18589‑3). Th…
Overview ISO 13165-1:2022 - Water quality - Radium-226 - Part 1: Test method using liquid scintillation counting specifies a validated laboratory method to determine radium‑226 (226Ra) activity conce…
Overview ISO 13165-3:2016 - Water quality - Radium-226 - Part 3 specifies a laboratory test method for determining the activity concentration of radium‑226 (226Ra) in all types of water by co‑precipi…
Overview ISO 13165-4:2025 - Water quality: Radium‑226 - Part 4: Test method using alpha spectrometry specifies laboratory methods to determine 226Ra (Radium‑226) in a wide range of waters (supply, dr…
Overview ISO 13165-3:2024 - Water quality - Radium-226 - Part 3: Test method using coprecipitation and gamma‑ray spectrometry specifies a laboratory method to measure radium‑226 (226Ra) activity conc…
Overview ISO 13165-2:2022 - Water quality - Radium-226 - Part 2: Test method using emanometry specifies a standardized analytical procedure to determine the activity concentration of radium-226 (226R…