34 / 311
© 2015 AOAC INTERNATIONAL
7DEOH
& 6WDWLVWLFDO UHVXOWV IRU WKH VWXGLHG 3$+V DW WKUHH GLIIHUHQW FRQFHQWUDWLRQ OHYHOV LQ PXVVHO DIWHU HOLPLQDWLRQ RI
VWDWLVWLFDO RXWOLHUV
PAH
No. 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
10
20
38.1
95.3
5.7
8.8
14.9
23.2
0.89
9
18
39.4
98.6
4.6
8.3
11.7
21.1
0.81
10
20
38.9
97.3
4.6
8.9
11.9
22.8
0.87
1-MN
10
20
19.3
96.5
3.1
4.5
16.2
23.2
0.80
10
20
96.9
96.9
9.0
19.2
9.2
19.8
0.87
8
16
208.7
104.4
26.6
26.6
12.7
12.7
0.63
1-MP
9
18
9.8
98.1
0.7
1.8
7.2
18.0
0.56
9
18
45.8
91.6
5.3
9.6
11.6
21.0
0.82
9
18
117.2
93.7
10.2
24.4
8.7
20.8
0.94
2,6-DMN
10
20
13.8
91.9
1.5
2.9
11.2
20.7
0.68
8
16
65.4
87.2
3.1
13.6
4.8
20.7
0.86
10
20
153.8
87.9
10.7
36.8
6.9
23.9
1.13
3-MC
10
20
9.9
98.6
0.7
1.7
7.6
16.7
0.52
10
20
87.2
96.8
4.1
10.9
4.7
12.5
0.54
10
20
138.0
95.2
3.8
16.7
2.8
12.1
0.56
Ant
10
20
3.9
77.9
0.3
1.3
6.7
32.5
0.88
9
18
13.0
86.8
1.7
3.2
12.8
24.8
0.81
9
18
31.5
78.8
1.4
7.9
4.6
25.0
0.93
BaA
10
20
4.3
85.1
0.3
0.7
6.9
15.9
0.44
10
20
21.5
85.9
1.1
2.3
5.1
10.9
0.38
8
16
52.6
87.7
1.3
2.2
2.5
4.2
0.17
BaP
9
18
1.6
79.2
0.1
0.3
5.6
20.5
0.49
9
18
8.1
80.5
0.6
1.4
6.9
17.7
0.54
9
18
19.3
77.3
0.6
2.6
3.0
13.4
0.46
BbF
10
20
4.7
94.4
0.3
0.5
7.2
10.6
0.30
10
20
27.1
90.2
1.9
2.8
6.9
10.2
0.37
10
20
69.1
92.1
2.1
5.8
3.0
8.4
0.35
BghiP
9
18
2.0
98.1
0.1
0.2
4.9
10.6
0.26
10
20
9.3
92.7
0.4
1.1
4.4
12.1
0.37
10
20
17.9
89.6
0.6
1.5
3.2
8.6
0.29
BkF
9
18
1.9
97.4
0.1
0.2
7.2
10.3
0.25
10
20
18.5
92.7
1.1
2.4
6.2
12.8
0.44
10
20
36.6
91.5
1.0
3.8
2.7
10.4
0.40
Chr
10
20
14.2
94.4
0.8
1.3
5.7
9.5
0.31
10
20
91.6
91.6
4.1
8.6
4.5
9.4
0.41
10
20
159.8
91.3
4.9
11.8
3.1
7.4
0.35
DBahA
10
20
1.9
93.1
0.2
0.2
9.1
11.2
0.27
10
20
9.1
90.5
0.5
1.2
5.4
13.5
0.41
10
20
13.6
90.8
0.5
1.2
4.0
8.5
0.28
Fln
10
20
5.4
107.7
0.2
0.6
3.5
10.6
0.30
10
20
25.5
101.8
1.0
1.9
3.7
7.6
0.27
9
18
48.1
96.2
1.7
2.4
3.5
4.9
0.20
Flt
9
18
10.2
102.4
1.1
1.4
10.7
13.2
0.41
10
20
48.9
97.7
2.7
4.3
5.5
8.8
0.35
9
18
93.3
93.3
4.9
6.6
5.3
7.1
0.31
IcdP
10
20
2.0
97.7
0.1
0.2
7.3
11.3
0.28
10
20
9.4
93.7
0.5
1.1
5.6
11.9
0.37