Theoretical COD/(mg・L⁻¹)

Dilution fold

0.25 mol・L⁻¹ K₂Cr₂O₇ COD/(mg・L⁻¹)

Dilution fold

0.1 mol・L⁻¹ K₂Cr₂O₇ COD/(mg・L⁻¹)

Dilution fold

0.025 mol・L⁻¹ K₂Cr₂O₇ COD/(mg・L⁻¹)

50

1

51.0

1

54.6

1

48.1

100

1

97.3

1

100.8

2

93.9

300

1

299.8

1

299.5

5

286.0

600

1

596.8

2

602.1

10

583.3