Method S 004

Bacteria Count and Gram Stain Identification from Swab Samples or Contact Plates


This method is for the determination of bacteria count and gram stain identification from a swab or contact plate.


(Microbiological (Lab Method))

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Method Data

Hold Times, Preservatives, Preps, Collection, Analytical & Documentation
Holding Time:   2 days from sampling to receipt at laboratory
Preservatives:   Hold on ice for transport to the laboratory
Required Preps:   Swab or contact plate
Collection Method:   Swab or contact plate. An area of 25-100 cm² is sampled.
Analytical Methodology:   Viable
Documentation:  

Analyte List*

Analyte Formula CAS Number Detection Limit
Bacteria count and gram stain identification
 

* The analytes and detection limits listed for each method represent the typical detection limits and analytes reported for that particular method. Keep in mind that analyte lists may vary from laboratory to laboratory. Detection limits may also vary from lab to lab and are dependent upon the sample size, matrix, and any interferences that may be present in the sample.