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Table 1 Calibration curve coefficients (R2), LODs, LOQs, Mean recoveries ± RSDs (n = 5) for five pesticides in wheat flour

From: Effect of Chinese steamed bun and bread processing on pesticide residues in wheat flour

Pesticides

R2

LOD (mg kg− 1)

LOQ (mg kg− 1)

Mean recovery (%) ± RSD

0.05 mg kg− 1

0.1 mg kg− 1

3.0 mg kg− 1

Triadimefon

0.9998

0.0268

0.1058

107.41 ± 7.83

87.78 ± 0.98

80.81 ± 3.55

Imidacloprid

0.9997

0.0079

0.0463

94.51 ± 9.08

89.13 ± 7.72

80.66 ± 4.76

Fenitrothion

0.9999

0.0231

0.0844

108.24 ± 2.06

105.22 ± 6.68

96.90 ± 3.64

Chlorpyrifos-methyl

0.9998

0.0360

0.1220

102.31 ± 4.85

98.02 ± 6.87

81.45 ± 5.32

Chlorpyrifos

0.9997

0.0363

0.1440

105.79 ± 9.70

84.77 ± 9.14

82.91 ± 2.62