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PAH
N
o
. of
laboratories
No. of
replicates
Mean
concn, μg/kg
Mean recovery,
%
s
r
, μg/kg s
R
, μg/kg RSD
r
, % RSD
R
, % HorRat
1,7-DMP
8
16
72.3
90.4
4.1
11.7
5.7
16.2
0.68
8
16
69.0
86.2
4.9
12.6
7.1
18.3
0.76
8
16
65.6
82.0
5.5
13.2
8.4
20.1
0.83
1-MN
8
16
67.9
90.5
4.3
14.8
6.4
21.8
0.91
9
18
90.8
90.8
20.6
28.9
22.7
31.9
1.39
9
18
236.6
94.6
26.4
55.3
11.2
23.4
1.18
1-MP
7
14
20.2
80.8
1.8
4.8
8.8
23.9
0.83
8
16
39.9
79.8
2.6
7.7
6.4
19.3
0.74
8
16
154.7
77.3
16.9
34.7
10.9
22.4
1.06
2,6-DMN
7
14
30.5
76.2
3.0
5.3
9.8
17.5
0.65
7
14
57.9
77.2
4.9
10.8
8.5
18.6
0.76
7
14
161.3
71.7
12.7
20.9
7.9
13.0
0.62
3-MC
9
18
27.8
92.5
1.7
3.6
6.0
13.0
0.47
9
18
79.8
88.6
5.1
10.3
6.4
13.0
0.55
9
18
196.8
87.5
10.1
23.5
5.1
12.0
0.59
Ant
7
14
5.3
53.2
0.5
2.9
8.8
55.0
1.56
7
14
7.5
50.3
0.8
4.9
10.0
64.7
1.94
6
12
34.0
56.6
3.0
15.1
8.8
44.5
1.67
BaA
9
18
10.9
72.6
0.8
2.2
7.7
19.7
0.62
9
18
17.2
68.6
1.0
3.6
5.8
21.1
0.71
9
18
71.6
71.6
3.9
12.5
5.4
17.5
0.73
BaP
9
18
2.5
49.7
0.3
1.1
11.9
43.5
1.10
9
18
4.8
48.2
0.4
2.0
9.0
42.2
1.18
9
18
24.6
49.3
1.6
10.0
6.4
40.5
1.45
BbF
9
18
8.6
85.9
0.6
1.0
6.6
11.6
0.35
9
18
24.6
81.8
1.7
2.7
7.1
11.2
0.40
9
18
82.8
82.8
3.4
9.8
4.1
11.9
0.51
BghiP
9
18
4.1
82.4
0.2
0.5
5.9
12.3
0.34
9
18
8.2
81.9
0.7
1.1
8.6
13.6
0.41
9
18
19.6
78.4
1.0
2.3
4.9
11.7
0.41
BkF
9
18
6.9
85.9
0.5
1.1
7.7
16.3
0.48
9
18
16.9
84.3
1.1
2.6
6.5
15.4
0.52
9
18
62.9
83.8
3.8
8.2
6.1
13.1
0.54
Chr
9
18
43.0
85.9
2.8
4.3
6.5
9.9
0.39
9
18
81.6
81.6
5.0
8.6
6.2
10.6
0.45
9
18
204.1
81.6
8.7
19.0
4.3
9.3
0.46
DBahA
9
18
4.1
82.7
0.4
0.5
9.0
13.0
0.35
8
16
8.2
82.2
0.6
1.1
7.5
13.4
0.41
9
18
16.0
80.0
0.7
2.0
4.4
12.7
0.43
Fln
9
18
12.5
83.3
1.0
1.9
8.2
15.4
0.50
9
18
20.3
81.2
1.4
3.0
6.8
14.6
0.51
9
18
57.0
76.0
2.3
11.3
4.0
19.9
0.81
Flt
9
18
22.0
88.2
2.1
3.6
9.5
16.2
0.57
9
18
42.0
83.9
5.1
7.5
12.2
17.9
0.69
9
18
120.7
80.5
7.0
17.1
5.8
14.2
0.65
IcdP
9
18
4.3
86.8
0.4
0.6
9.6
13.1
0.36
9
18
8.3
83.3
0.8
1.1
9.0
13.7
0.42