Methods


APC Membrane Filtration*
APC Petrifilm*
APC Pour*
APC Spread Plate*

Method References


3M™ Petrifilm™ Aerobic Count Plate Interpretation Guide (Petrifilm)
AOAC: 990.12, 986.33, 989.10 (Petrifilm)
Standard Methods for the Examination of Dairy Products, 17th Edition
Compendium of Methods for the Microbiological Examination of Foods 5th Edition
 

Sample Size


25g

Estimated Turn Around Time


72 hours (dry products could take longer depending on validation)

Reporting Unit


cfu/mL
cfu/g
cfu/sampled area

Limit of Detection


Standard *<10 cfu

Method Description


Samples are prepared and dilutions made. Plated on media and incubated based on product type. Plates are then read and results generated based on countable range.

Additional Information


This procedure enumerates the number of aerobic microbes in a sample using a spread plate, pour plate, or petrifilm method.

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