Skip to main content
. 2014 May 9;52(6):3358–3366. doi: 10.1007/s13197-014-1401-z

Table 2.

Effect of thermal treatment of films on the total soluble matter (TSM) and protein solubility (PS) of tilapia scale gelatin films

Heating temperature (°C) Heating time (h)
0 0.5 1.0 2.0 4.0 6.0
TSM (%) 80 54.80 ± 0.96a 55.48 ± 0.95a 54.86 ± 0.35a 55.29 ± 0.24a 55.47 ± 0.22a 55.04 ± 0.02a
100 54.80 ± 0.96a 52.34 ± 2.88ab 51.14 ± 0.50ab 52.66 ± 2.83ab 50.01 ± 2.99b 45.32 ± 4.53b
120 54.80 ± 0.96a 46.62 ± 1.05b 36.10 ± 1.60c 34.47 ± 1.57c 33.53 ± 1.47c 28.16 ± 0.09d
PS (%) 80 64.90 ± 1.66a 64.89 ± 2.53a 63.86 ± 2.60a 63.56 ± 1.85a 66.25 ± 3.02a 66.57 ± 2.96a
100 64.90 ± 1.66a 66.25 ± 2.08a 59.95 ± 1.96b 61.19 ± 1.31b 54.49 ± 2.53c 45.01 ± 2.83c
120 64.90 ± 1.66a 60.64 ± 2.21b 52.82 ± 1.74c 44.68 ± 1.63d 38.12 ± 1.21e 28.35 ± 1.05f

Any two means in the same row followed by the same letter are not significantly different (p > 0.05)

Data are expressed as mean ± standard deviation