ISO 8552:2004 PDF

Scope: This international Standard specifies a rapid method for estimating the number of psychrotrophic microorganisms by means of the colony-count technique at 21 ℃. The method is applicable to raw and pasteurized milk.

ISO 8552:2004 Referenced Document

ISO 6730 Enumeration of colony-forming units of psychrophilic microorganisms in milk Colony counting technique at 6.5°C*， 2024-04-22 Update
ISO 7218 Microbiology of food and animal feeding stuffs — General requirements and guidance for microbiological examinations AMENDMENT 1*， 2007-08-15 Update
ISO/TS 11133-1 Microbiology of food and animal feeding stuffs - Guidelines on preparation and production of culture media - Part 1: General guidelines on quality assurance for the preparation of culture media in the laboratory*， 2009-02-01 Update
ISO/TS 11133-2 Microbiology of food and animal feeding stuffs. Guidelines on preparation and production of culture media. Part 2: Practical guidelines on performance testing of culture media; Amendment 1: Test microorganisms for commonly used culture media*， 2011-02-01 Update

2004 ISO 8552:2004 Milk — Estimation of psychrotrophic microorganisms — Colony-count technique at 21 degrees C (Rapid method)