ISO 9697:2018

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Publicado (Edición 4, 2018)

ISO 9697:2018

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Resumen

This document specifies a test method for the determination of gross beta activity concentration in non-saline waters. The method covers non-volatile radionuclides with maximum beta energies of approximately 0,3 MeV or higher. Measurement of low energy beta emitters (e.g. ³H, ²²⁸Ra, ²¹⁰Pb, ¹⁴C, ³⁵S and ²⁴¹Pu) and some gaseous or volatile radionuclides (e.g. radon and radioiodine) might not be included in the gross beta quantification using the test method described in this document.

This test method is applicable to the analysis of raw and drinking waters. The range of application depends on the amount of total soluble salts in the water and on the performance characteristics (background count rate and counting efficiency) of the counter used.

It is the laboratory's responsibility to ensure the suitability of this method for the water samples tested.

Informaciones generales

Estado
: Publicado

Fecha de publicación
: 2018-11

Etapa
: Norma Internacional para revisar [90.92]
Edición
: 4

Número de páginas
: 12
Comité Técnico :
ISO/TC 147/SC 3

ICS :
13.280 13.060.60
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