PCB CONGENER

IDL = yb + 3sb (ppm w/v)

LOQ = yb + 10sb (ppm w/v)

r2

Regression Equation (y= a +bx)

MDL = ts (ppm w/v)

Percent Recoveries

2-Chlorobiphenyl

0.0589

0.1962

0.9811

y = 0.590x + 0.875

0.1261

44.53±0.31

3-Chlorobiphenyl

0.0589

0.1962

0.9811

y = 0.590x + 0.876

0.1142

48.20±0.09

4-Chlorobiphenyl

0.0360

0.1200

0.9929

y = 0.49x + 0.905

0.0610

46.07±0.05

2,2'-Dichlorobiphenyl

0.0041

0.0138

0.9999

y = 1.13x + 0.405

0.0820

79.00±0.82

2,3'-Dichlorobiphenyl

0.0408

0.1360

0.9908

y = 0.832x + 1.185

0.1044

54.67±0.30

2,4'-Dichorobiphenyl

0.0679

0.2264

0.9750

y = 0.0467x + 1.25

0.0621

69.28±0.52

2,5 -Dichlorobiphenyl

0.0309

0.1031

0.9947

y = 0.175x + 1.187

0.0283

76.49±1.60

2,2',3-Trichlorobiphenyl

0.0213

0.0710

0.9975

y = 0.0784x + 1.741

0.0536

81.95±0.79

2,2',5-Trichlorobiphenyl

0.0085

0.0284

0.9996

y = 0.105x + 1.538

0.0931

103.53±1.63

2,2',6-Trichlorobiphenyl

0.0478

0.1593

0.9875

y = 0.281x + 1.707

0.0837

81.60±1.06

2,3,4'- Trichlorobiphenyl

0.0110

0.0368

0.9993

y = 0.344x + 1.249

0.0779

68.26±0.92

2,3',4-Trichlorobiphenyl

0.0808

0.2692

0.9650

y = 0.595x + 1.191

0.0966

71.83±0.13

2,4,4'-Trichlorobiphenyl

0.0503

0.1678

0.9861

y = 16.37x - 0.422

0.1050

80.03±0.63

2,2',3,5'-Tetrachlorobiphenyl

0.0762

0.2539

0.9688

y = 3.686x + 0.690

0.1006

80.33±0.47

2,2',5,5'-Tetrachlorobiphenyl

0.0339

0.1132

0.9936

y = 3.437x + 0.776

0.0740

78.05±0.83

2,3,3',4'-Tetrachlorobiphenyl

0.0839

0.2796

0.9624

y = 0.989x + 1.05

0.0377

81.88±2.28

2,3',4,4'-Tetrachlorobiphenyl

0.0389

0.1298

0.9917

Y= 0.789x + 1.12

0.0966

62.30±0.21

2,3',4,5-Tetrachlorobiphenyl

0.0309

0.1030

0.9947

y= 0.805x + 1.09

0.0383

54.27±0.52

2,3',4',6-Tetrachlorobiphenyl

0.0544

0.1812

0.9839

y= 2.88x + 0.61

0.0587

76.98±0.52

2,4,4',5-Tetrachlorobiphenyl

0.0503

0.1676

0.9862

y = 9.75x + 0.106

0.0714

82.11±0.69

2,2',3,3',4-Pentachlorobiphenyl

0.0537

0.1789

0.9843

y = 3.019x + 1.12

0.0701

71.69±1.20

2,2',3,4,5'-Pentachlorobiphenyl

0.0096

0.0321

0.9995

y = 2.42x + 1.28

0.0846

103.61±0.43

2,2',4,4',5-Pentachlorobiphenyl

0.0198

0.0660

0.9978

y = 0.657x + 1.19

0.0301

80.47±0.80

2,3,3',4',6-Pentachlorobiphenyl

0.0275

0.0916

0.9958

y = 1.02x + 1.52

0.0722

111.93±4.75

2,2',3,4,4',5'-Hexachlorobiphenyl

0.0225

0.0750

0.9972

y = 1.23x + 1.96

0.0587

57.31±2.04

2,2',3,4',5,5'-Hexachlorobiphenyl

0.0317

0.1055

0.9945

y = 0.982x + 1.74

0.0927

69.64±2.84

2,2',3,4',5,6-Hexachlorobiphenyl

0.0361

0.1202

0.9928

y = 0.803x + 1.51

0.0583

72.16±2.16

2,2',3,3',4,5,6-Heptachlorobiphenyl

0.0239

0.0795

0.9968

y = 1.65x + 1.70

0.0252

68.44±1.79

2,2',4,4',5,5'-Hexachlorobiphenyl

0.0038

0.0127

0.9999

y = 1.25x + 1.76

0.0189

84.68±0.29

2,2',3,3',4,5,6'-Heptachlorobiphenyl

0.0160

0.0533

0.9986

y = 0.878x + 1.82

0.0490

66.63±0.98

2,2',3,3'4',5,6-Heptachlorobiphenyl

0.0324

0.1079

0.9942

y = 2.59x + 2.59

0.0697

76.32±1.12

2,2',3,3',5,6,6'-Heptachlorobiphenyl

0.0077

0.0255

0.9997

y = 4.31x + 0.957

0.0386

68.03±0.67

2,2',3,4,4',5,5'-Heptachlorobiphenyl

0.0419

0.1397

0.9903

y = 1.93x + 2.18

0.0581

69.69±1.06

2,2',3,4',5,5',6-Heptachlorobiphenyl

0.0270

0.0899

0.9960

y = 0.612x + 2.084

0.0579

53.52±1.69

2,2',3,3',4,4'5,5'-Octachlorobiphenyl

0.0288

0.0961

0.9954

y = 1.13x + 2.03

0.0435

68.94±2.11

2,2',3,3',4,4'5,6-Octachlorobiphenyl

0.0192

0.0641

0.9979

y = 2.64x + 1.44

0.0349

54.71±0.80

2,2',3,3',4,5,5',6'-Octachlorobiphenyl

0.0673

0.2244

0.9754

y = 3.78x + 0.0997

0.0508

76.38±3.43

2,2',3,4,4',5,5',6-Octachlorobiphenyl

0.0162

0.0539

0.9985

y = 1.93x + 0.231

0.0530

72.47 ±0.80

2,2',3,3'4,4',5,5'6-Nonachlorobiphenyl

0.0098

0.0326

0.9995

y = 2.51x + 0.0705

0.0420

54.08±3.43

Table 4: IDLs, LOQs, MDLs,r2 values, regression equations and percent recoveries using the SupelcleanTM Sulfoxide cartridge for the 39 PCB congeners.