OMA Protocol Review: OMAMAN-56 Sulfites in Shrimp
RAW SHRIMP HEAD ON
100 150 200
y = 0.8347x + 11.801 R² = 0.99364
0 50
0
50
100
150
200
250
Biofish results (mg/kg)
OMA results (mg/kg)
Figure 6. Graph of mean Biofish results vs OMA results for incurred raw shrimp head on.
Table 4. Method developer results for incurred raw shrimp head off Level Metho d N Day/Anal yst Result (mg/kg ) Accuracy (%) (mean Biofish /mean OMA )* 100
Bias Biofish mean Biofish - mean OMA )
Sr
RSDr (%) /mean cand
[s r
] x
100 7.5
Low level
OMA 3 Day 1
23
-
-
1.7
BIOFIS H
5 Day 1/
26
115
3.4
1.1
4.3
Analyst 1
(30- 150
5 Day 2/
26
114
3.2
1.6
6.3
Analyst 2
mg/kg range)
Mediu m level
OMA 3 Day 1
91
-
-
6.4
7.0
BIOFIS H
5 Day 1/
98
108
7.3
4.4
4.5
Analyst 1
(50- 300
5 Day 2/
97
107
5.9
3.0
3.1
Analyst 2
mg/kg range)
High Level
OMA 3 Day 1
157
-
-
2.9
1.8
BIOFIS H
5 Day 1/
157
100
-0.5
5.3
3.4
Analyst 1
(50- 300
5 Day2/
153
97
-4.1
7.1
4.6
Analyst 2
mg/kg range)
17
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