Thiabendazole
0-1000
0.9987
9
0.9996
8
0.9998
28
Tolclofos-methyl
0-200
0.9998
27
0.9990
57
0.9987
6
Tolyfluanid
0-1000
0.9970
6
0.9989
47
n.d.
n.d.
n.d.
Triadimefon
0-1000
0.9987
7
0.9996
8
0.9995
22
Triadimenol
0-1000
0.9993
2
0.9991
8
0.9992
26
Trifloxystrobin
0-200
0.9985
17
0.9978
61
0.9994
3
Trifluralin
0-200
0.9913
311
0.9973
62
0.9821
30
Triticonazole
0-200
0.9977
27
0.9975
70
0.9983
20
Vinclozolin
0-200
0.9996
18
0.9983
22
0.9973
27
Table 4: Recovery values [%] at 10 ng/g (level 1),
20 ng/g (level 2) and 100 ng/g (level 3) spike levels.
* spiking levels are 50, 100 & 500 ng/g ** spiking levels are 100, 200 & 1000 ng/g <LOD/LOQ – spiking value below LOD/LOQ value
Compound
Strawberry
Wheat Flour
Leek
Level 1
Level 2
Level 3
Level 1
Level 2
Level 3
Level 1
Level 2
Level 3
Acephate
84
88
63
68
75
60
68
72
56
Acrinathrin
100
79
67
121
118
85
129
69
24
Amitraz**
98
79
57
n.d.
n.d.
n.d.
126
95
69
Azinphos-methyl*
127
102
79
101
128
99
126
88
68
Azoxystrobin*
101
87
67
111
123
95
78
88
82
Bifenthrin
101
104
73
94
117
76
94
108
84
Bitertanol
101
109
82
116
118
81
82
109
88
Boscalid (Nicobifen)
93
101
81
111
116
83
111
111
86
Bromopropylate
92
109
90
117
114
82
97
111
89
Bromuconazole
87
106
90
108
114
79
88
106
88
Bupirimate*
83
111
101
105
113
83
93
120
99
Buprofezin*
82
112
97
100
112
80
100
125
97
Cadusafos
78
109
88
96
111
85
68
111
95
Captan
74
42
71
42
32
66
n.d.
n.d.
n.d.
Carbaryl*
106
81
65
110
100
71
83
76
72
Carbofuran
87
99
85
106
133
107
<LOQ
54
43
Carboxin
96
107
94
99
100
80
83
107
89
Chlorfenapyr*
86
112
100
104
118
83
84
118
99
Chlorfenvinphos
101
110
89
105
119
91
84
98
79
Chlorobenzilate
87
114
94
115
123
73
85
123
97
Chlorothalonil
133
73
36
76
56
62
n.d.
n.d.
n.d.
Chlorpropham
84
113
94
87
109
86
73
118
100
Chlorpyrifos-ethyl
86
110
87
95
113
88
91
132
100
Chlorpyrifos-methyl
114
112
80
100
121
95
93
135
103
Cyfluthrin
102
103
77
127
114
73
119
98
67
Cyhalothrin
103
85
79
117
118
86
104
77
65
15
Compound
Calibration
Range
[ng/g]
Strawberry
Wheat Flour
Leek
r2
Residue
Plot
Deviation
[%RSD]
Youden
Plot
Slope
[diff%]
r2
Residue
Plot
Deviation
[%RSD]
Youden
Plot
Slope
[diff%]
r2
Residue
Plot
Deviation
[%RSD]
Youden
Plot
Slope
[diff%]
Table 3 continued
– residue plot RSD% <20%
– residue plot RSD% >20%
