Skip to main content

Table 3 Estimated method detection limit values

From: Limit of detection and limit of quantification development procedures for organochlorine pesticides analysis in water and sediment matrices

   

LOD (μg/L)

LOQ (μg/L)

Component

NHa

SHb

S/N ≈ 3

LFBc

IS CALd

EX CALe

S/N ≈ 10

LFBc

IS CALd

EX CALe

α-HCH

149

5116

0.087

0.00211

1.18

0.74

0.29

0.0067

3.94

2.47

γ -HCH

148

1895

0.234

0.00173

1.32

1.66

0.78

0.0055

4.39

5.54

β-HCH

103

4670

0.066

0.00217

0.68

0.89

0.22

0.0069

2.28

2.95

δ-HCH

104

4367

0.071

0.00462

1.81

0.90

0.24

0.0147

6.04

3.00

Heptachlor

128

4284

0.090

0.00487

0.71

0.30

0.30

0.0155

2.38

0.98

Aldrin

125

3872

0.097

0.00245

1.04

1.26

0.32

0.0078

3.47

4.20

Endosulfan I

86

3938

0.066

0.00321

1.86

1.08

0.22

0.0102

6.19

3.61

Heptachlor epoxide

476

4336

0.329

0.00233

2.04

2.11

1.10

0.0074

6.81

7.02

4,4'-DDE

163

3636

0.134

0.00097

1.44

0.96

0.45

0.0031

4.81

3.19

Dieldrin

161

3205

0.151

0.00139

1.34

1.67

0.50

0.0044

4.48

5.57

Endrin

160

2789

0.172

0.00115

0.66

0.73

0.57

0.0037

2.19

2.45

4,4'-DDD

337

3597

0.281

0.00181

1.38

1.46

0.94

0.0058

4.60

4.85

Endosulfan II

97

2319

0.125

0.00112

1.25

1.33

0.42

0.0036

4.18

4.42

4,4'-DDT

520

2773

0.563

0.00168

1.47

1.42

1.88

0.0054

4.89

4.72

Endrin aldehyde

181

2909

0.187

0.00097

0.49

1.11

0.62

0.0031

1.64

3.69

Endosulfan sulfate

301

2394

0.377

0.00066

0.18

1.10

1.26

0.0021

0.59

3.68

Methoxychlor

229

3780

0.182

0.00131

1.01

2.08

0.61

0.0042

3.36

6.93

Endrin ketone

217

1526

0.427

0.00102

1.35

1.16

1.42

0.0033

4.49

3.85

Max

520

5116

0.563

0.005

2.043

2.107

1.875

0.016

6.809

7.024

Min

86

1526

0.066

0.001

0.178

0.295

0.218

0.002

0.593

0.984

Average

205

3411

0.202

0.002

1.179

1.219

0.674

0.006

3.929

4.062

RSD

126

997

0.141

0.001

0.493

0.466

0.472

0.004

1.645

1.552

%CV

62

29

70

61

42

38

70

61

42

38

  1. a Noise Height(2 μg/L),b Signal Height(2 μg/L), c LFB:Laboratory Fortified Blank(10 μg/L),d and c internal and external calibration respectively.