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M
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et al
.:
J
ournal of
AOAC I
nternational
V
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98, N
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. 2, 2015
495
Table 5. Collaborative study results (in µg/kg) obtained by the participating laboratories in blind duplicates fortified at the
high PAH level in shrimp
Laboratory No.
PAH
Sample ID
1
2
3
4
5
6
7
8
9
1,7-DMP SFC S8
26.5
19.3
21.1
16.2
20.0
19.9
16.1
23.0
28.2
SFC S13
32.4
17.9
22.2
16.9
21.2
20.7
20.4
21.7
26.2
1-MN
SFC S8
318.7
195.9
243.8
145.0
202.9
197.9
146.0
236.8
105.8
SFC S13
307.7
180.7
241.9
179.9
213.2
208.7
177.5
205.6
149.7
1-MP
SFC S8
122.8
103.8
122.0
102.3
120.8
115.2
92.3
125.8
150.3
SFC S13
123.3
104.4
124.5
101.4
121.5
118.7
114.6
141.7
143.1
2,6-DMN SFC S8
311.3
a
148.1
167.6
128.2
a
148.2
154.2
128.7
134.4
153.8
SFC S13
706.5
a
101.8
183.3
275.1
a
166.9
144.4
155.3
130.4
136.0
6-MC
SFC S8
127.0
162.0
154.6
140.1
141.3
138.3
115.6
145.4
164.3
SFC S13
126.7
149.8
152.3
151.5
142.6
143.9
137.8
166.5
153.4
Ant
SFC S8
35.8
42.4
47.1
37.6
37.7
36.7
28.6
40.6
44.6
SFC S13
35.0
39.4
40.6
36.1
37.8
37.6
34.9
44.0
44.4
BaA
SFC S8
54.8
65.7
57.9
55.0
55.4
53.1
44.3
58.6
64.7
SFC S13
52.5
63.3
55.5
54.0
55.0
55.1
53.1
60.2
61.0
BaP
SFC S8
22.9
25.1
25.0
22.9
22.8
22.1
18.8
23.9
26.0
a
SFC S13
21.9
24.3
23.9
22.0
22.7
23.2
22.3
25.3
37.8
a
BbF
SFC S8
67.6
83.4
74.2
70.0
69.6
68.8
57.0
72.1
82.9
SFC S13
70.4
73.4
69.6
67.6
69.0
70.5
67.4
76.5
79.1
BghiP
SFC S8
17.2
20.5
19.7
17.8
17.5
17.5
14.4
18.6
52.0
a
SFC S13
18.0
18.3
18.8
17.4
17.4
18.3
17.2
19.9
15.8
a
BkF
SFC S8
37.4
41.9
41.4
35.9
38.2
37.3
30.7
38.5
41.4
SFC S13
36.3
39.4
39.6
37.3
37.2
39.1
36.3
41.6
40.1
Chr
SFC S8
160.8
186.8
174.4
164.4
164.0
159.7
131.8
167.6
194.0
SFC S13
155.1
175.0
165.3
161.1
163.6
164.4
157.3
186.2
181.5
DBahA
SFC S8
12.8
16.2
14.5
14.3
13.5
13.0
11.3
14.3
13.6
SFC S13
12.4
14.4
13.3
13.4
13.4
13.4
13.6
15.5
15.1
Fln
SFC S8
48.5
53.2
48.6
46.2
46.5
46.2
35.6
47.8
52.7
SFC S13
45.7
50.9
45.8
46.5
46.3
46.8
42.9
49.9
52.0
Flt
SFC S8
86.3
103.6
96.7
92.8
92.1
87.9
72.1
96.0
111.4
SFC S13
89.6
96.8
96.0
92.2
92.6
90.8
87.4
103.2
102.9
IcdP
SFC S8
17.3
20.9
18.6
18.2
17.5
17.6
14.4
19.1
22.9
SFC S13
17.0
19.7
17.3
17.7
18.0
17.9
16.9
20.5
20.1
Naph
SFC S8
244.7
137.6
174.1
143.1
147.9
147.2
112.0
166.8
260.0
a
SFC S13
218.7
129.4
166.1
141.6
149.4
148.9
137.6
173.7
184.9
a
Phe
SFC S8
155.7
186.0
166.5
165.2
165.1
162.3
126.0
171.2
201.3
SFC S13
153.8
176.9
173.8
164.2
169.0
165.8
153.7
183.0
185.2
Pyr
SFC S8
109.3
125.9
122.7
117.6
115.6
113.6
91.3
a
119.9
123.2
SFC S13
106.4
123.6
118.3
116.3
115.3
116.4
110.4
a
128.6
127.4
a
Outliers removed by Cochran test.
Candidates for 2016 Method of the Year
250