浓度μmol/L

0

1.25

2.5

5

10

20

40

80

吸

光

值

DTC

0.765

0.721

0.645

0.635

0.623

0.514

0.456

0.421

DTC-AsI3

1.007

0.895

0.864

0.821

0.586

0.429

0.386

0.117

AsI₃

0.771

0.674

0.654

0.612

0.601

0.489

0.413

0.169