DIN EN ISO 11731:2019
Water quality - Enumeration of Legionella (ISO 11731:2017)
- Standard No.
- DIN EN ISO 11731:2019
- Release Date
- 2019
- Published By
- German Institute for Standardization
- Status
- Replace By
- DIN EN ISO 11731:2019-03
- Latest
- DIN EN ISO 11731:2019-03
DIN EN ISO 11731:2019 history
- 2019 DIN EN ISO 11731:2019-03 Water quality - Enumeration of Legionella (ISO 11731:2017); German version EN ISO 11731:2017
- 2019 DIN EN ISO 11731:2019 Water quality - Enumeration of Legionella (ISO 11731:2017)
- 2018 DIN EN ISO 11731:2018 Water quality – Legionella count (ISO 11731:2017); German version EN ISO 11731:2017
- 1970 DIN EN ISO 11731 E:2015-12
- 2008 DIN EN ISO 11731-2:2008 Water quality - Detection and enumeration of Legionella - Part 2: Direct membrane filtration method for waters with low bacterial counts (ISO 11731-2:2004); German version EN ISO 11731-2:2008
- 0000 DIN EN ISO 11731-2:2007
