ISO 4832:1991Withdrawn

Microbiology — General guidance for the enumeration of coliforms — Colony count technique

Microbiologie — Directives générales pour le dénombrement des coliformes — Méthode par comptage des colonies

This edition has been replaced by ISO 4832:2006.

Abstract / scope

This second edition cancels and replaces the first edition (ISO 4832:1978). It is intended to provide general guidance for the examination of products not dealt with by existing International Standards. These guidelines may not be appropriate for some products in every detail, and for some other products it may be necessary to use different methods. Gives references, and the definition of the term coliforms. Specifies principle, culture media and dilution fluid, apparatus and glassware, sampling, preparation of the test sample, procedure, expression of results and test report.

Life cycle

Replaces

ISO 4832:1978WithdrawnMicrobiology — General guidance for enumeration of coliforms — Colony count technique at 30 degrees CInternational Standard · Published 1 Feb 1978 · ISO/TC 34/SC 9

Replaced by

ISO 4832:2006PublishedMicrobiology of food and animal feeding stuffs — Horizontal method for the enumeration of coliforms — Colony-count techniqueInternational Standard · Published 16 Feb 2006 · ISO/TC 34/SC 9