ISO 9698:1989
Water quality; determination of tritium activity concentration; liquid scintillation counting method

Standard No.

ISO 9698:1989

Release Date

1989

Published By

International Organization for Standardization (ISO)

Status

Be replaced 2010-12

Replace By

ISO 9698:2010

Latest

ISO 9698:2019

Scope

The method specified is applicable to all types of water including seawater with concentrations of up to 10 <(hoch) 6> Bq/m <(hoch) 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.

ISO 9698:1989 history

• 2019 ISO 9698:2019 Water quality — Tritium — Test method using liquid scintillation counting
• 2010 ISO 9698:2010 Water quality - Determination of tritium activity concentration - Liquid scintillation counting method
• 1989 ISO 9698:1989 Water quality; determination of tritium activity concentration; liquid scintillation counting method