AOAC-RI ERP Book Micro Jan 19 2017

Low Level 0.49 (0.25, 0.85) MPN/Test Portion

3M MDA 2 - E. coli O157

USDA/FSIS MLG 5.09

Sample #

presumptive

confirmed

1 2 3 4 5 6 7 8 9

+

+

+

-

-

-

+ + +

+ + +

+

- - - - - - - - -

- - -

- - -

+

+ +

+ +

10 11 12 13 14 15 16 17 18 19 20

+

-

-

+

+

-

-

+

+

-

-

+ +

+

+

- -

- -

- -

+ +

+ +

+

-

Total

11/20

11/20

7/20

High Level 2.97 (1.30, 6.81) MPN/Test Portion

1 2 3 4 5

+ + + + +

+ + + + +

+ + + + +

Total

5/5

5/5

5/5

Uninoculated

1 2 3 4 5

- - - - -

- - - - -

- - - - -

Total

0/5

0/5

0/5

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