AOAC ERP MICRO AUGUST 2018
OMAMAN-29 D/ PTM Validation Report 111501 OMA ERP - June 2016 ERP Use Only
Table 5a: Independent Study - Aerobic Plate Count and Background Results (Prior to Inoculation)
Matrix (Test Portion)
Background Listeria (# positive/total tested)
APC 1 (CFU/g)
Deli Turkey (125 g)
1.5 x 10 3
0/5 (2)
Naturally Contaminated Raw Chicken Leg Pieces (25 g)
2.8 x 10 5
4/5 (2)
1.0 x 10 2
0/5 (3)
Whole Melons
Vanilla Ice Cream (25 g) Queso Fresco (25 g) 4% Milk Fat Cottage Cheese (25 g) Beef Hot Dogs (25 g) Beef Hot Dogs 5 (25 g)
8.0 x 10 1
0/5 (4)
3.8 x 10 5
0/5 (4)
1.7 x 10 4
0/5 (4)
1.6 x 10 2
0/5 (2)
6.0 x 10 3
0/5 (2)
1 APC conducted in accordance with FDA/BAM Chapter 3 2 Listeria species screen conducted following the USDA/FSIS MLG 8.09 guidelines 3 Listeria species screen conducted following the FDA/BAM Chapter 10 guidelines 4 Listeria species screen conducted following the AOAC 993.12 guidelines 5 Matrix used to conduct Robustness and Lot-to-Lot testing
Table 5b: Internal Study - Aerobic Plate Count and Background Results (Prior to Inoculation)
Matrix (Test Portion)
Background Listeria (# positive/total tested)
APC 1 (CFU/g)
Raw Chicken Leg Pieces (25 g) Raw chicken fillet (25 g) Bagged Raw Spinach (25 g) Cold Smoked Salmon (25 g)
4.0 x 10 5
0/5 (2)
1.4 x 10 5 AOAC Research Institute Expert Review Panel Use Only 0/5 (2) 9.3 x 10 6 0/5 (3,4) 2.0 x 10 2 0/5 (3,4)
1 APC conducted in accordance with FDA/BAM Chapter 3 2 Listeria species screen conducted following the USDA/FSIS MLG 8.09 guidelines 3 Listeria species screen conducted following the FDA/BAM Chapter 10 guidelines 4 Listeria species screen conducted following the ISO 11290-1/1A guidelines
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