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ISO 11866-2:1997

Milk and milk products -- Enumeration of presumptive Escherichia coli -- Part 2: Most probable number technique using 4-methylumbelliferyl-beta-D-glucuronide (MUG)

This standard has been revised by: ISO 11866-1:2005 (IDF 170-1: 2005)

 

Abstract

Describes a combined method for the enumeration of presumptive Escherichia coli and of presumptive coliforms by means of a culture technique involving a liquid medium with 4-methylumbelliferyl-ß-D-glucuronide (MUG), calculation of the number of Escherichia coli per gram or per millilitre by the most probable number (MPN) technique after incubation at 30 °C.

 

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