AOAC ERP MICRO AUGUST 2018

OMAMAN-44 A: Collaborative Study Manuscript Expert Review Panel Use Only August 2018

Pre-collaborative and Collaborative Report Peel Plate EB

Table 12. Effect of 15 minute open air exposure of Peel Plate EB count cfu/mL

Bacterial Strain

Calculations

EB Lot 011

EB Lot 012

EB lot 013

Control 1

Air Exposure

Control 1

Air Exposure

Control 1

Air Exposure

mean

4 3 3 1 -

4 2 5 2

6 2 3 2 -

4 3 3 2

5 3 3 1 -

3 2 3 1

Hafnia alvei ATCC 51815

Std.dev. % change Std.dev. % change Std.dev. % change mean mean

0%

-33%

-40%

Pantoea agglomerans ATCC 27155 Enterobacter aerogenes ATCC 13048

-

+40%

-

0% 63

-

0% 65

66

62

62

64

6

6

7

8

7

5

-

-6%

-

+3%

-

+2%

1 Control- no air exposure

ERP Use Only

49