BS EN ISO 11731:2017
Water quality. Enumeration of Legionella

Standard No.

BS EN ISO 11731:2017

Release Date

2017

Published By

British Standards Institution (BSI)

Latest

BS EN ISO 11731:2017

Replace

BS 6068-4.12:1998 BS EN ISO 11731-2:2008

BS EN ISO 11731:2017 Referenced Document

• ISO 11133:2014 Microbiology of food, animal feed and water - Preparation, production, storage and performance testing of culture media
• ISO 13843 Water quality - Requirements for establishing performance characteristics of quantitative microbiological methods
• ISO 19458:2006 Water quality - Sampling for microbiological analysis
• ISO 3696:1987 Water for analytical laboratory use; Specification and test methods
• ISO 7704:1985 Water quality; Evaluation of membrane filters used for microbiological analyses
• ISO 8199:2005 Water quality - General guidance on the enumeration of micro-organisms by culture
• ISO/IEC 17025:2005 General requirements for the competence of testing and calibration laboratories

BS EN ISO 11731:2017 history

• 2017 BS EN ISO 11731:2017 Water quality. Enumeration of Legionella
• 2004 BS EN ISO 11731-2:2008 Water quality - Detection and enumeration of Legionella - Direct membrane filtration method for waters with low bacterial counts
• 1998 BS 6068-4.12:1998 Water quality - Microbiological methods - Detection and enumeration of Legionella

BS EN ISO 11731:2017 Water quality. Enumeration of Legionella has been changed from BS 6068-4.12:1998 Water quality - Microbiological methods - Detection and enumeration of Legionella.