ISO-16649-1 › Historical Revision Information
Microbiology of food and animal feeding stuffs - Horizontal method for the enumeration of beta-glucuronidase-positive Escherichia coli - Part 1: Colony-count technique at 44 degrees C using membranes and 5-bromo-4-chloro-3-indolyl beta-D-glucoronide
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This part of ISO 16649 specifies a horizontal method for the enumeration of β-glucuronidase-positive Escherichia coli in products intended for human consumption or for the feeding of animals. It uses a colony-count technique after resuscitation using membranes and incubation at 44 °C on a solid medium containing a chromogenic ingredient for detection of the enzyme β-glucuronidase.
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Document Number
ISO 16649-1:2001
Revision Level
1ST EDITION
Status
Superseded
Publication Date
April 15, 2001
Committee Number
ISO TC 34/SC 9