4. AOACRIMicroMethods-2018Awards

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668 B ird et al .: J ournal of AOAC I nternational V ol . 99, N o . 3, 2016

Table 2015.13D. Log 10

total aerobic bacterial counts for raw easy-peel shrimp by 3M Petrifilm RAC Plate incubated at

32°C vs FDA BAM Chapter 3 reference method

Low

Medium

High

Petrifilm RAC a

FDA BAM b

Petrifilm RAC

FDA BAM

Petrifilm RAC

FDA BAM

CFU/g

Log 10

CFU/g

Log 10

CFU/g

Log 10

CFU/g

Log 10

CFU/g

Log 10

CFU/g

Log 10

A c

Laboratory

B

A

B

A

B

A

B

A

B

A

B

1 2 3 4 5 6 7 8 9

3.000 3.065 3.182 3.034 4.389 4.785 4.159 4.231 5.344 5.558 5.852 6.000 2.864 2.858 3.423 3.121 4.288 4.238 4.057 4.306 5.344 5.207 5.881 5.749 3.176 2.950 3.297 3.297 4.210 4.373 4.279 4.366 5.558 5.479 6.072 6.017 2.964 3.000 3.686 3.398 4.156 4.292 4.423 4.447 5.664 5.479 6.165 6.118 2.779 2.717 3.191 3.202 4.114 4.072 4.251 4.303 5.258 5.004 5.870 5.749 3.179 3.127 2.634 2.344 4.009 4.477 3.974 3.708 5.603 5.644 5.757 5.364 d 2.700 2.786 2.364 2.654 3.969 3.925 3.881 3.682 5.344 5.382 5.479 5.581 3.114 3.490 3.191 3.505 4.403 4.366 4.270 4.299 5.827 5.833 5.909 5.974 2.876 2.876 3.134 3.094 4.388 4.108 4.000 3.846 5.664 5.893 5.925 5.820 2.624 2.807 2.417 2.793 4.199 4.127 3.772 3.974 5.624 5.581 5.533 5.417 3.050 3.042 3.121 3.388 4.083 4.193 4.492 4.312 5.507 5.664 5.682 5.644 2.479 d 3.026 3.251 3.260 4.316 4.412 4.377 4.418 5.833 5.624 6.065 5.969 2.303 2.258 3.162 3.097 4.455 4.512 3.400 3.417 5.682 5.749 5.644 5.654 3.246 3.256 3.322 3.343 4.057 4.226 4.176 4.207 5.493 5.558 5.992 5.904 3.236 3.153 2.644 2.846 3.764 d 4.623 4.000 3.955 5.004 5.281 5.654 5.717 3.176 3.212 2.479 d 3.369 4.439 4.439 4.407 4.415 5.914 6.005 5.925 6.087

10 11 12 13 14 15 16

a  RAC = 3M Petrifilm Rapid Aerobic Count Plate method. b  FDA BAM = FDA BAM Chapter 3 (Aerobic Plate Count) method. c  A and B are the indicated duplicate test portions. d  Cochran’s outlier.

Table 2015.13E. Log 10

total aerobic bacterial counts for raw easy-peel shrimp by 3M Petrifilm RAC Plate incubated at 35°C

vs FDA BAM Chapter 3 reference method

Low

Medium

High

Petrifilm RAC a

FDA BAM b

Petrifilm RAC

FDA BAM

Petrifilm RAC

FDA BAM

Log 10

CFU/g

Log 10

CFU/g

Log 10

CFU/g

Log 10

CFU/g

Log 10

CFU/g

Log 10

CFU/g

A c

Laboratory

B

A

B

A

B

A

B

A

B

A

B

1 2 3 4 5 6 7 8 9

2.558 2.757 3.182 3.034 4.146 4.118 4.159 4.231 5.433 5.846 5.852 6.000 2.682 2.772 3.423 3.121 4.306 4.188 4.057 4.306 5.507 5.464 5.881 5.749 3.042 2.876 3.297 3.297 4.193 4.308 4.279 4.366 5.793 5.793 6.072 6.017 2.814 2.935 3.686 3.398 4.127 4.246 4.423 4.447 5.614 5.603 6.165 6.118 2.741 2.717 3.191 3.202 4.118 4.042 4.251 4.303 5.592 5.344 5.870 5.749 2.700 2.507 2.634 2.344 4.320 4.114 3.974 3.708 5.800 5.925 5.757 5.364 d 2.045 2.382 2.364 2.654 3.914 3.749 3.881 3.682 5.344 5.382 5.479 5.581 2.700 3.072 3.191 3.505 4.403 4.366 4.270 4.299 5.644 5.717 5.909 5.974 2.717 2.700 3.134 3.094 4.322 4.034 4.000 3.846 5.581 5.950 5.925 5.820 2.083 2.149 2.417 2.793 3.839 4.050 3.772 3.974 5.793 5.382 5.533 5.417 2.664 2.904 3.121 3.388 4.379 4.127 4.492 4.312 5.533 5.603 5.682 5.644 2.749 2.717 3.251 3.260 4.087 4.193 4.377 4.418 5.800 5.708 6.065 5.969 3.343 3.279 3.162 3.097 3.533 3.533 3.400 3.417 5.717 5.749 5.644 5.654 3.173 3.042 3.322 3.343 4.080 4.193 4.176 4.207 5.717 5.717 5.992 5.904 3.329 3.341 2.644 2.846 3.207 d 3.983 4.000 3.955 5.807 5.581 5.654 5.717 2.846 2.893 2.479 d 3.369 4.362 4.243 4.407 4.415 5.820 5.909 5.925 6.087

10 11 12 13 14 15 16

a  RAC = 3M Petrifilm Rapid Aerobic Count Plate method. b  FDA BAM = FDA BAM Chapter 3 (Aerobic Plate Count) method. c  A and B indicate duplicate test portions. d  Cochran’s outlier.

03/10/2019