Microsoft Word - 3M Petrifilm REC Plate OMA Manuscript 09121
ERP Methods Book
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100 CFU per plate for the total coliform count, and less than or equal to 100 blue to blue‐green 1
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CFU per plate for the E. coli count.
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Materials and Methods
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Test Kit Information
( a ) 3M Petrifilm Rapid E. coli/ Coliform Count Plate.
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( b ) Catalog Number .—6436, 6437.
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( c ) Ordering Information .—3M Center, Food Safety Department, Bldg. 275‐5W‐05, St.
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Paul, MN 55144‐1000, USA 1‐800‐328‐6553.
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Test Kit Components
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3M Petrifilm Rapid E. coli /Coliform Count Plates.
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Additional Supplies and Reagents
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( a ) Butterfield’s phosphate‐buffered diluent (BPBD). —FDA BAM Chapter 4.
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( b ) Peptone salt solution (PSS). —ISO 4832:2006 and ISO 16649‐2:2001.
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( c ) Letheen broth. —For environmental surface sampling.
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December 6, 2018
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