BS EN ISO 9308-1:2014 Water quality. Enumeration of Escherichia coli and coliform bacteria. Membrane filtration method for waters with low bacterial background flora
ISO 11133 Microbiology of food, animal feed and water — Preparation, production, storage and performance testing of culture media AMENDMENT 1
ISO 19458 Water quality - Sampling for microbiological analysis
ISO 3696 Water for analytical laboratory use; Specification and test methods
ISO 7218:2007 Microbiology of food and animal feeding stuffs - General requirements and guidance for microbiological examinations
ISO 7704 Water quality — Requirements for the performance testing of membrane filters used for direct enumeration of microorganisms by culture methods*， 2023-01-12 Update
ISO 8199 Water quality - General requirements and guidance for microbiological examinations by culture*， 2018-09-30 Update
BS EN ISO 9308-1:2014 history
2017BS EN ISO 9308-1:2014+A1:2017 Water quality. Enumeration of Escherichia coli and coliform bacteria. Membrane filtration method for waters with low bacterial background flora
2014BS EN ISO 9308-1:2014 Water quality. Enumeration of Escherichia coli and coliform bacteria. Membrane filtration method for waters with low bacterial background flora
2000BS EN ISO 9308-1:2000 Water quality - Detection and enumeration of Escherichia coli and coliform bacteria - Membrane filtration method