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Draft standard [New]

DIN EN ISO 9308-4
Water quality - Enumeration of Escherichia coli and coliform bacteria - Part 4: Membrane filtration method for Escherichia coli in water with high levels of background bacteria (ISO/DIS 9308-4:2025); German and English version prEN ISO 9308-4:2025

Title (German)

Wasserbeschaffenheit - Nachweis und Zählung von Escherichia coli und coliformen Bakterien - Teil 4: Membranfiltrationsverfahren für Wässer mit hoher Begleitflora (ISO/DIS 9308-4:2025); Deutsche und Englische Fassung prEN ISO 9308-4:2025

Responsible national committee

NA 119-09-03 AA - Microbiology  

Responsible european committee

CEN/TC 230 - Water analysis  

Responsible international committee

ISO/TC 147/SC 4/WG 30 - E. coli by membrane filtration  

Edition 2025-12
Publication 2025-10-31
Public enquiry period until 2025-12-31
Original language German , English
Price from 87.90 €
Read draft and comment Order from DIN Media
Table of contents

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