Calidad del agua. Detección y recuento de Legionella. (ISO 11731:1998)
Water quality -- Detection and enumeration of Legionella (ISO 11731:1998)
Qualité de l'eau -- Recherche et dénombrement des Legionella (ISO 11731:1998)
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See part of the content of the standard
07.100.20 / Microbiology of water
CTN 77/SC 1 - Water
ISO 11731:1998 (Identical)
It is cancelled by: UNE-EN ISO 11731:2017