Compound

Viscosity

10−4 mol/L

mol/L

5 × 10−3 mol/L

30 h

50 h

70 h

30 h

50 h

70 h

30 h

50 h

70 h

B

28

30

31

29.2

31.5

33.5

29.5

31.5

33.5

A

27

28

30

28

29

31.5

29

31

33