AOAC ERP MICRO AUGUST 2018
OMAMAN-31 E: AOAC RI PTM Report 091501 ERP Use Only - March 2016
Table 7: Inoculum Summary Table for Environmental Surfaces Matrix Sealed Concrete Inoculating Organism Salmonella Dublin STs 27
Proteus vulgaris ATCC 6380
Low-Inoculum Level CFU a /Test Area b High-Inoculum Level CFU a /Test Area b Inoculating Organism Low-Inoculum Level CFU a /Test Area b High-Inoculum Level CFU a /Test Area b Inoculating Organism Low-Inoculum Level CFU a /Test Area c High-Inoculum Level CFU a /Test Area c Matrix Matrix
32
510
400
3700
Sealed ceramic Tile
Salmonella Anatum ATCC 9270
40
470
Stainless Steel
Salmonella Kahla ATCC 51782
57
510 a CFU: aliquots of the inocula were plated in triplicate onto TSA and averaged
b Test Area: 4” x 4” Surface Area c Test Area: 1” x 1” Surface Area
AOAC Research Institute Expert Review Panel Use Only
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