Red/green component a^*

1 month

3 months

8 months

4˚C

Sample

56.14^a

55.38^c

54.47^b

Control

56.11^a

55.07^d

54.44^b

25˚C

Sample

56.06^a

54.79^c

52.72^e

Control

55.52^b

53.75^d

51.83^f

37˚C

Sample

55.12^a

54.61^c

50.51^e

Control

52.6^b

51.73^d

50.49^e