Table 1 The color coordinates for the bronze disks coated with chitosan-based formulations

From: The synergistic effect of an imidazolium salt and benzotriazole on the protection of bronze surfaces with chitosan-based coatings

 

L*

a*

b*

ΔE*

Bronze

13.56

7.52

20.03

–

CHT

12.28

7.68

20.29

1.3

CHT/BTA

8.39

8.79

22.17

5.7

CHT/IS

10.93

9.21

21.19

3.3

CHT/BTA-IS

11.98

7.24

20.64

1.7

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