ISO 5541-2:1986Withdrawn

Milk and milk products — Enumeration of coliforms — Part 2: Most probable number technique at 30 degrees C

Lait et produits laitiers — Dénombrement des coliformes — Partie 2: Technique du nombre le plus probable après incubation à 30 degrés C

This edition has been replaced by ISO 4831:2006.

Abstract / scope

Specifies a method for enumerating bacteria which cause fermentation of lactose with the production of gas and form characteristic growth under the operational conditions describes. Uses a culture technique involving a liquid medium. The calculation of the most probable number is made after incubation at 30 degrees centigrade.

Life cycle

Replaced by

ISO/CD 5541-2Deleted (project abandoned)Milk and milk products — Enumeration of coliforms — Part 2: Most probable number technique at 30 degrees CInternational Standard · ISO/TC 34/SC 5 ISO/DIS 5541-2Deleted (project abandoned)Milk and milk products — Enumeration of coliforms — Part 2: Most probable number technique at 30 degrees CInternational Standard · ISO/TC 34/SC 5 ISO 4831:2006PublishedMicrobiology of food and animal feeding stuffs — Horizontal method for the detection and enumeration of coliforms — Most probable number techniqueInternational Standard · Published 14 Aug 2006 · ISO/TC 34/SC 9