Experiment

(run)

NaOH conc

(mol∙L1) (A)

Photoreactor flow rate (mL∙min−1) (B)

HCl conc

(mol∙L1) (C)

Eluent flow rate

(mL∙min−1) (D)

Sensitivity

(cps∙L∙mol−1)

Sampling frequency

(samples∙h−1)

1

0.010

1.00

0.010

1.00

3.81∙105

16

2

0.100

1.00

0.100

1.00

5.23∙105

19

3

0.100

0.60

0.100

0.60

5.08∙105

21

4

0.100

1.40

0.100

1.40

6.05∙106

15

5

0.100

1.40

0.010

1.40

7.64∙105

18

6

0.055

1.00

0.051

0.60

1.94∙106

17

7

0.055

0.60

0.010

0.60

1.27∙106

20

8

0.100

1.00

0.051

1.00

9.09∙106

15

9

0.010

0.60

0.051

1.00

1.83∙105

24

10

0.010

1.00

0.051

1.00

8.27∙104

24

11

0.055

1.00

0.051

1.00

2.35∙106

18

12

0.100

1.40

0.100

0.60

1.19∙107

12

13

0.055

1.40

0.010

0.60

1.51∙106

20

14

0.055

1.40

0.051

1.00

4.22∙106

19

15

0.010

1.00

0.051

1.40

4.93∙105

19

16

0.055

0.60

0.010

0.60

1.49∙106

19

17

0.010

1.40

0.100

0.60

4.13∙105

19

18

0.010

0.60

0.100

1.40

4.19∙105

20

19

0.055

1.00

0.051

1.00

6.83∙105

19

20

0.055

1.00

0.051

1.00

1.28∙106

21

21

0.010

0.60

0.001

1.40

2.05∙106

16

22

0.100

0.60

0.100

1.40

8.18∙105

18

23

0.100

1.00

0.010

1.00

4.46∙106

18

24

0.055

1.00

0.100

1.00

1.47∙106

19

25

0.100

0.60

0.100

0.60

2.15∙106

18

26

0.010

1.40

0.100

1.40

9.39∙105

21

27

0.010

1.40

0.010

1.40

5.77∙105

21