EN ISO 11731:2017

Water quality - Enumeration of Legionella (ISO 11731:2017) EN ISO 11731:2017

Publication date:   Jul 12, 2017

General information

60.60 Standard published   Jun 7, 2017

CEN

CEN/TC 230 Water analysis

European Norm

07.100.20   Microbiology of water

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Scope

ISO 11731:2017 specifies culture methods for the isolation of Legionella and estimation of their numbers in water samples.
These methods are applicable to all kinds of water samples including potable, industrial, waste and natural waters. These methods can be used for water related matrices, e.g. biofilms, sediments, etc.
Not all Legionella species are culturable; therefore, the methods described in this document do not recover all species of Legionella.

Life cycle

PREVIOUSLY

WITHDRAWN
EN ISO 11731-2:2008

NOW

PUBLISHED
EN ISO 11731:2017
60.60 Standard published
Jun 7, 2017