Plate
(mm)

Source
(ºC)

tr
(min)

bRSD%
m/z
 95

bRSD%
m/z
107

bRSD%
m/z
 108

tr
min

GSM
RSD%
m/z
111

GSM
RSD%
m/z
112

GSM
RSD%
m/z
125

3

230

9.16

  6.33

 6.57

  5.81

15.18

  6.49

18.09

  6.56

 

250

9.17

23.67

23.60

24.67

15.19

10.96

30.26

11.02

 

270

9.18

14.66

14.22

14.89

15.19

  4.76

  0.96

  4.70

 

290

9.18

  4.68

  4.64

  5.28

15.19

  3.43

  4.28

  3.10

 

310

9.18

10.08

10.52

10.85

1 5.19

  1.94

10.96

  1.23

 

330

9.18

31.39

19.41

20.35

15.19

  4.51

  4.64

  4.51

 

350

9.17

16.68

13.73

14.92

15.19

  2.08

  6.15

  2.25

6

230

9.19

12.37

   3.81

12.62

15.19

  4.71

  4.33

  4.20

 

250

9.19

  4.30

26.84

7.08

15.19

  0.72

  0.56

  1.02

 

270

9.19

10.18

15.37

2.57

15.19

  0.90

  1.01

  0.92

 

290

9.18

10.89

11.87

12.05

15.19

  5.14

  4.29

  4.37

 

310

9.19

12.47

  1.45

1.02

15.19

11.75

10.96

10.98

 

330

9.20

17.35

32.74

10.98

15.19

  3.86

  4.24

  3.77

 

350

9.19

18.40

  4.39

7.73

15.19

  6.40

  6.11

  6.55

a>30 ng/L in MQ water
bpeak at ± 9.2 min
Table 13: Precision of area response by SIM mass spectral analysis of composite 2-MIB/GSM standarda by purge-and-trap.