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. 2021 Dec 7;10(12):3035. doi: 10.3390/foods10123035

Table 4.

Optical properties the materials.

Sample Color Transmittance, % Opacity, A*mm−1
L* a* b*
S1 89.87 b,c ± 0.36 −5.45 b ± 0.03 17.56 a,b,c ± 0.53 16.80 i ± 0.01 10.15 e ± 0.11
S2 90.94 a,b ± 0.37 −5.74 e,f,g ± 0.02 16.97 a,b,c ± 0.83 40.70 c ± 0.71 6.65 j ± 0.24
S3 90.22 a,b ± 0.48 −5.47 b,c ± 0.03 16.33 b,c,d ± 0.64 19.30 h ± 0.75 10.25 e ± 0.32
S4 91.00 a ± 0.71 −5.53 c ± 0.02 14.26 e ± 0.52 70.40 a ± 0.42 2.95 l ± 0.27
S5 90.71 a,b ± 0.04 −5.75 f,g ± 0.02 17.55 a,b,c ± 0.11 13.70 j ± 0.02 17.65 c ± 0.02
S6 89.95 b,c ± 0.21 −5.52 b,c ± 0.01 17.15 a,b,c ± 0.25 13.68 j ± 0.05 11.75 d ± 0.17
S7 90.17 a,b,c ± 0.11 −5.65 d ± 0.02 16.88 b,c ± 0.22 13.81 j ± 0.06 22.70 a ± 0.26
S8 90.79 a,b ± 0.58 −5.73 e,f,g ± 0.02 15.01 d,e ± 0.97 68.90 b ± 0.02 3.80 k ± 0.34
S9 89.19 c ± 0.22 −4.98 a ± 0.04 16.51 b, c ± 0.19 5.75 k ± 0.01 18.30 b ± 0.37
S10 90.42 a,b ± 0.41 −6.08 i ± 0.03 17.36 a,b,c ± 0.93 34.60 e ± 0.21 6.90 h ± 0.49
S11 89.83 b,c ± 0.17 −5.70 d,e,f ± 0.06 17.77 a,b ± 0.32 33.60 f ± 0.03 8.90 g ± 0.28
S12 89.95 b,c ± 0.66 −5.99 h ± 0.02 18.28 a ± 0.88 39.60 d ± 0.45 6.90 i ± 0.30
S13 91.68 a,b ± 0.89 −5.68 d,e,f ± 0.02 17.20 a,b,c ± 0.51 70.50 a ± 0.23 2.95 l ± 0.15
S14 90.09 a,b,c ± 0.38 −5.66 d,e ± 0.03 16.84 b,c ± 0.78 22.95 g ± 0.60 10.10 e ± 0.72
S15 90.24 a,b ± 0.25 −5.80 g ± 0.04 17.11 a,b,c ± 0.35 23.10 g ± 0.48 9.50 f ± 0.49

Results that do not share the same letter are significantly different (p < 0.05).