UNE 73340-1:2021 Procedure for the determination of environmental radioactivity. Analytical methods. Part 1: Determination of the activity concentration of thorium (Th) isotopes by alpha spectrometry.
2021UNE 73340-1:2021 Procedure for the determination of environmental radioactivity. Analytical methods. Part 1: Determination of the activity concentration of thorium (Th) isotopes by alpha spectrometry.