Source
(°C)

tr
(min)

% m/z
111/112

% m/z
125/112

% m/z
182/112

 

 

 

 

 

230

15.183

23

14

3

250

15.183

23

14

2

270

15.183

24

15

2

290

15.185

24

15

2

310

15.185

26

16

2

330

15.185

26

16

1

350

15.183

27

17

1

Mean

15.184

25

15

2

SD

0.001

2

1

1

RSD%

0.01

6.34

6.19

35.72

 

 

 

 

 
a3 mm drawout plate
b 200 ng/L in MQ water
Table 10: Scana mass spectral analysis of GSM standardb by purge-and-trap: 200ng/L composite standard in MQ water.