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Status : Active
Standard Type : Main
Document No : ISO 9698:2019
Document Year : 2019
Pages : 25
Edition : 3
Section Volume : Radiological methods (ISO/TC 147/SC 3.)
The method is not directly applicable to the analysis of organically bound tritium; its determination requires additional chemical processing of the sample (such as chemical oxidation or combustion).
With suitable technical conditions, the detection limit may be as low as 1 Bq·l−1. Tritium activity concentrations below 106 Bq·l−1 can be determined without any sample dilution.