UNE-EN ISO 9697:2019现行
Water quality - Gross beta activity - Test method using thick source (ISO 9697:2018) (Endorsed by Asociación Espa?ola de Normalización in August of 2019.)
出版：Asociacion Espanola de Normalizacion
专家解读视频
This document specifies a test method for the determination of gross beta activity concentration in non-saline waters.
ISO 9697:2018 - Identical
EN ISO 9697:2019 - Identical
ISO 9697:2018 - Identical
ISO 9697:2018 - Identical
EN ISO 9697:2019 - Identical
