ISO 13164-4:2023

Apply For Services

ISO 13164-4:2023 is an international standard detailing a test method for measuring radon-222 (Rn) activity concentration in non-saline water using extraction and liquid scintillation counting. This standard was published in July 2023 and specifies a method capable of detecting Rn activity concentrations above 0.5 Bq/l.