416 / 596
Bagged raw spinach
1
2
Compared to FDA-BAM
3
For the low inoculation level of the MDA 2 -
Listeria
assay, there were 6 presumptive positives
4
and 6 confirmed positives following the FDA/BAM Chapter 10 reference method confirmation
5
procedure. There were 3 observed positives for the reference method. For the high inoculation
6
level, there were 3 presumptive positives and 3 confirmed positives following the FDA/BAM
7
Chapter 10 reference method confirmation procedure. There were 4 confirmed positives
8
following the reference method. Detailed results of the POD analyses are presented in Tables 8
9
and 12. This matrix analysis was conducted using Demi Fraser with FAC brand X.
10
11
12
Compared to ISO 11290-1/A1
13
For the low inoculation level of the MDA 2 -
Listeria
assay, there were 6 presumptive positives
14
and 6 confirmed positives following the ISO 11290-1/A1 reference method confirmation
15
procedure. There were 9 observed positives for the reference method. For the high inoculation
16
level, there were 3 presumptive positives and 3 confirmed positives following the ISO 11290-
17
1/A1 reference method confirmation procedure. There were 4 confirmed positives following the
18
reference method. Detailed results of the POD analyses are presented in Tables 8 and 12
19
This matrix analysis was conducted using Demi Fraser with FAC brand X.
20
21
Cold smoked salmon
22
23
Compared to FDA-BAM
24
For the low inoculation level of the MDA 2 -
Listeria
assay, there were 10 presumptive positives
25
and 10 confirmed positives following the FDA/BAM Chapter 10 reference method confirmation
26
procedure. There were 7 observed positives for the reference method. For the high inoculation
27
level, there were 5 presumptive positives and 5 confirmed positives following the FDA/BAM
28
Chapter 10 reference method confirmation procedure. There were 4 confirmed positives
29
following the reference method. Detailed results of the POD analyses are presented in Tables 8
30
and 12. This matrix analysis was conducted using Demi Fraser with FAC brand X.
31
32
33
34
Compared to ISO 11290-1/A1
35
For the low inoculation level of the MDA 2 -
Listeria
assay, there were 10 presumptive positives
36
and 10 confirmed positives following the ISO 11290-1/A1 reference method confirmation
37
procedure. There were 8 observed positives for the reference method. For the high inoculation
38
level, there were 5 presumptive positives and 5 confirmed positives following the ISO 11290-
39
1/A1 reference method confirmation procedure. There were 4 confirmed positives following the
40
reference method. Detailed results of the POD analyses are presented in Tables 8 and 12.
41
This matrix analysis was conducted using Demi Fraser with FAC brand X.
42
43
44
45
Independent Study using Demi Fraser with FAC brand Y.
46