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.


General information 

  • Status
     : Withdrawn
    Publication date
     : 1997-02
  • Edition
     : 1
    Number of pages
     : 10
  • Technical Committee
     : ISO/TC 34/SC 5 Milk and milk products
  • ICS
     :
    07.100.30 Food microbiology

Life cycle

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