Historical
ISO 9698:1989
Water quality - Determination of tritium activity concentration - Liquid scintillation counting method
The method specified is applicable to all types of water including seawater with concentrations of up to 10 ^ 6 Bq/m ^ 3 when using 20 ml counting vials. The method is not applicable to the analysis of organically bound tritium; its determination requires an oxidative digestion.
International Organization for Standardization [iso]
