AOAC-RI ERP Book MICRO Sept 2016.pdf

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Document 2 of 2 – 3M Petrifilm Salmonella Express PTM Study Report Table 9 . Summary of Method Comparison for High Microbial Load Matrices (≥10 4 CFU/g) 1

Method USDA/FSIS- MLG

3M Petrifilm SALX

Number of presumptive positive test portions on 3M Petrifilm SALX Plates

Confirmed positive by 3M Petrifilm SALX Confirmation Disk

Raw Ground Chicken

Enrichment

Enrichment

Enrichment

Enrichment

USDA/FSIS MLG Confirmation

14

8 Hr 24 Hr RV-R10 RV-R10 RV-R10 RV-R10 RV-R10 RV-R10 RV-R10 RV-R10 15 15 15 15 15 15 15 15 24 Hr 8 Hr 24 Hr 8 Hr 24 Hr 8 Hr

14

Method

FDA/BAM

3M Petrifilm SALX

Number of presumptive positive test portions on 3M Petrifilm SALX Plates

Confirmed positive by 3M Petrifilm SALX Confirmation Disk

Frozen Uncooked Shrimp

Enrichment

Enrichment

Enrichment

Enrichment

10

8 Hr 24 Hr RV-R10 RV-R10 RV-R10 RV-R10 RV-R10 RV-R10 RV-R10 RV-R10 12 12 12 12 12 12 12 12 24 Hr 8 Hr 24 Hr 8 Hr 24 Hr 8 Hr

FDA/BAM Confirmation

12

Method

FDA/BAM

3M Petrifilm SALX

Number of presumptive positive test portions on 3M Petrifilm SALX Plates

Confirmed positive by 3M Petrifilm SALX Confirmation Disk

Enrichment

Enrichment

Enrichment

Enrichment

Fresh Spinach

10

8 Hr 24 Hr RV-R10 RV-R10 RV-R10 RV-R10 RV-R10 RV-R10 RV-R10 RV-R10 7 11 7 11 7 11 7 11 24 Hr 8 Hr 24 Hr 8 Hr 24 Hr 8 Hr

FDA/BAM Confirmation

11

Method

USDA/FSIS- MLG

3M Petrifilm SALX

Number of presumptive positive test portions on 3M Petrifilm SALX Plates

Confirmed positive by 3M Petrifilm SALX Confirmation Disk

Raw Ground Beef

Enrichment

Enrichment

Enrichment

Enrichment

USDA/FSIS MLG Confirmation

13

8 Hr 24 Hr RV-R10 RV-R10 RV-R10 RV-R10 RV-R10 RV-R10 RV-R10 RV-R10 13 13 13 13 13 13 13 13 24 Hr 8 Hr 24 Hr 8 Hr 24 Hr 8 Hr

13

Method

USDA/FSIS- MLG

3M Petrifilm SALX

Number of presumptive positive test portions on 3M Petrifilm SALX Plates

Confirmed positive by 3M Petrifilm SALX Confirmation Disk

Raw Ground Pork

Enrichment

Enrichment

Enrichment

Enrichment

USDA/FSIS MLG Confirmation

9

8 Hr 24 Hr RV-R10 RV-R10 RV-R10 RV-R10 RV-R10 RV-R10 RV-R10 RV-R10 9 9 9 9 9 9 9 9 24 Hr 8 Hr 24 Hr 8 Hr 24 Hr 8 Hr

9

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