Kvalita vod - Radium-226 - Část 2: Emanometrická metoda (Norma k přímému použití jako ČSN).
NORMA vydána dne 1.4.2023
Designation standards: ČSN EN ISO 13165-2
Classification mark: 757619
Catalog number: 516525
Publication date standards: 1.4.2023
The number of pages: 32
Approximate weight : 96 g (0.21 lbs)
Country: Czech technical standard
Kategorie: Technické normy ČSN
This document specifies a test method to determine radium-226 (226Ra) activity concentration in all types of water by emanometry.
The test method specified is suitable for the determination of the soluble, suspended and total 226Ra activity concentration in all types of water with soluble 226Ra activity concentrations greater than 0,02 Bq l-1.
The decay chains of 238U and 232Th are given in Annex A. Figure A.1 shows the 238U and its decay chain